{"product_id":"msa-mersorb-p100-mercury-vapor-cartridge","title":"MSA 815185 MERSORB Mercury Vapor \/ P100 Cartridge for Comfo Respirators — Box of 6","description":"\u003cdiv style=\"background:#1a1a1a;border:2px solid #ff9800;border-radius:6px;padding:16px 20px;margin:0 0 24px 0;color:#e0e0e0;font-size:0.95em;line-height:1.5;\"\u003e\n\u003cstrong style=\"color:#ff9800;\"\u003e★ WC Safety Editorial Review — MSA MERSORB Mercury Vapor \/ P100 Cartridge\u003c\/strong\u003e\u003cbr\u003eRated 4.6\/5 — MERSORB sorbent technology for elemental mercury vapor and chlorine plus P100 on the Comfo platform. Rated for chlor-alkali, dental amalgam, and mercury recovery. No odor warning at actionable concentrations — documented change-out schedule required.\u003cdiv style=\"margin-top:12px;display:flex;flex-wrap:wrap;gap:8px;\"\u003e\n\u003ca href=\"\/blogs\/product-reviews\/msa-815185-mersorb-p100-mercury-vapor-cartridge-review\" style=\"display:inline-block;background:#ff9800;color:#1a1a1a;padding:8px 18px;text-decoration:none;font-weight:700;border-radius:4px;font-size:0.9em;\" title=\"Read the full MSA MERSORB Mercury Vapor \/ P100 Cartridge editorial review\"\u003eRead Full Review →\u003c\/a\u003e\u003ca href=\"\/collections\/msa-respirator-filters-and-cartridges\" style=\"display:inline-block;background:#1a2733;color:#e0e0e0;padding:8px 18px;text-decoration:none;font-weight:700;border-radius:4px;border:1px solid #ff9800;font-size:0.9em;\" title=\"Compare all MSA respirator cartridges and filters\"\u003eCompare All MSA Cartridges →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-description-rich\"\u003e\n\n\u003c!-- 0. EDITORIAL REVIEW BOX --\u003e\n\u003cdiv class=\"wc-review-box\" style=\"border:2px solid #ff9800;background:#2a2520;border-radius:8px;padding:20px 24px;margin:0 0 24px 0;color:#f5e6d3;\"\u003e\n  \u003cdiv style=\"display:flex;align-items:center;gap:12px;margin-bottom:12px;flex-wrap:wrap;\"\u003e\n    \u003cspan style=\"background:#ff9800;color:#1a1a1a;font-weight:bold;padding:4px 12px;border-radius:4px;font-size:0.95em;\"\u003eEDITORIAL REVIEW: 4.5\/5\u003c\/span\u003e\n    \u003cspan style=\"color:#ffb74d;font-size:0.9em;\"\u003eWC Safety Review — MSA MERSORB Mercury Vapor \/ P100 Cartridge (815185)\u003c\/span\u003e\n  \u003c\/div\u003e\n  \u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Industrial hygienists, dental professionals, lab technicians, and maintenance workers facing occupational mercury vapor exposure — particularly in chlor-alkali plants, fluorescent lamp recycling, dental amalgam operations, and mercury-cell facilities where no odor warning is possible.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eNot For:\u003c\/strong\u003e Oxygen-deficient atmospheres, IDLH environments, acid gas–only hazards without mercury, non-MSA Comfo\/GM-series respirators, or applications requiring organic vapor protection unrelated to mercury or chlorine.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eBottom Line:\u003c\/strong\u003e The MSA MERSORB P100 is the only MSA cartridge built specifically around mercury vapor sorbent media — if your hazard assessment identifies mercury or chlorine alongside fine particulates, this is your cartridge; for general multi-gas protection without mercury, the \u003ca href=\"\/products\/msa-gme-p100-multigas-particulate-cartridge\" style=\"color:#ff9800;\"\u003eMSA GME P100 Multi-Gas cartridge\u003c\/a\u003e is the stronger value.\u003c\/p\u003e\n  \u003cp style=\"font-size:0.9em;color:#cbb89e;\"\u003eEditorial assessment by the WC Safety Editorial Team. Scoring reflects published manufacturer specifications, application fit, compatibility, and category expertise. WC Safety did not laboratory-test this product.\u003c\/p\u003e\n  \u003cp\u003e\u003ca href=\"\/blogs\/product-reviews\/msa-815185-mersorb-p100-mercury-vapor-cartridge-review\" style=\"color:#ff9800;font-weight:bold;\"\u003eRead the full review\u003c\/a\u003e →\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- 1. OVERVIEW --\u003e\n\u003ch2 style=\"color:#ff9800;\"\u003eMSA MERSORB P100 Cartridge Overview\u003c\/h2\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eThe MSA MERSORB Mercury Vapor \/ P100 Cartridge (SKU 815185) is a NIOSH-approved specialty combination cartridge that pairs MerSorb sorbent media — designed to capture odorless mercury vapor — with an integrated P100 particulate filter rated at 99.97% efficiency, sold in a box of 6 cartridges at $322.99 ($53.83 per cartridge). It threads onto the bayonet mount of MSA Comfo-series and GM-series full-face and half-mask respirators, making it the purpose-built answer when a \u003ca href=\"\/blogs\/guides\/how-to-choose-a-respirator-cartridge\" style=\"color:#4fc3f7;\"\u003ehazard assessment confirms concurrent mercury vapor and fine particulate exposure\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eBecause mercury vapor produces no odor at dangerous concentrations, the MERSORB's sorbent chemistry — rather than a carbon bed alone — is engineered to adsorb elemental mercury without relying on sensory breakthrough as a change-out indicator. Pair that with end-of-service-life scheduling per OSHA 29 CFR 1910.134 and you have a defensible respiratory protection program for mercury-hazard environments.\u003c\/p\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eBrowse the full \u003ca href=\"\/collections\/msa-respirator-filters-and-cartridges\" style=\"color:#4fc3f7;\"\u003eMSA Respirator Filters \u0026amp; Cartridges collection\u003c\/a\u003e or use the \u003ca href=\"\/blogs\/guides\/respirator-filter-types-explained\" style=\"color:#4fc3f7;\"\u003erespirator filter types guide\u003c\/a\u003e if you are still evaluating which cartridge class applies to your hazard.\u003c\/p\u003e\n\n\u003cdiv style=\"margin:16px 0;\"\u003e\n  \u003ca href=\"https:\/\/www.amazon.com\/dp\/B016N36F6K?tag=wcsafety04-20\" style=\"display:inline-block;background:#ff9800;color:#1a1a1a;padding:10px 20px;border-radius:4px;text-decoration:none;font-weight:bold;margin:4px 8px 4px 0;\"\u003eBuy on Amazon\u003c\/a\u003e\n  \u003ca href=\"\/products\/msa-mersorb-p100-mercury-vapor-cartridge\" style=\"display:inline-block;background:#2a2520;color:#ff9800;border:2px solid #ff9800;padding:10px 20px;border-radius:4px;text-decoration:none;font-weight:bold;margin:4px 0;\"\u003eShop WC Safety\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:0.85em;color:#888;margin:4px 0 12px;\"\u003e\u003cem\u003eAffiliate disclosure: WC Safety earns a commission on Amazon purchases at no cost to you.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003c!-- 2. WHERE THE MERSORB FITS IN RESPIRATOR SELECTION --\u003e\n\u003ch2 style=\"color:#ff9800;\"\u003eWhere the MSA MERSORB P100 Fits in Respirator Selection\u003c\/h2\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eStart with your hazard assessment. If air monitoring confirms elemental mercury vapor at concentrations above the OSHA PEL (0.1 mg\/m³ ceiling) or the ACGIH TLV-TWA (0.025 mg\/m³), and the atmosphere is NOT oxygen-deficient or IDLH, a supplied-air respirator or self-contained breathing apparatus is required instead. For exposures within the service concentration range established by your industrial hygienist, the MERSORB P100 is the correct APF-10 (half-mask) or APF-50 (full-face) combination-cartridge choice.\u003c\/p\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eThe P100 layer handles fine particulate — including mercury aerosol droplets and dusts — while the MerSorb media adsorbs gaseous elemental mercury and chlorine. If your hazard is organic vapor only, shift to the \u003ca href=\"\/products\/msa-gma-organic-vapor-cartridge\" style=\"color:#4fc3f7;\"\u003eMSA GMA Organic Vapor cartridge\u003c\/a\u003e. If your assessment adds acid gas to the matrix but no mercury, the \u003ca href=\"\/products\/msa-gmb-acid-gas-cartridge\" style=\"color:#4fc3f7;\"\u003eMSA GMB Acid Gas cartridge\u003c\/a\u003e or \u003ca href=\"\/products\/msa-gmc-organic-vapor-acid-gas-cartridge\" style=\"color:#4fc3f7;\"\u003eMSA GMC OV\/Acid Gas cartridge\u003c\/a\u003e are more appropriate and lower in cost. The \u003ca href=\"\/blogs\/guides\/respirator-filter-types-explained\" style=\"color:#4fc3f7;\"\u003efilter types explainer\u003c\/a\u003e walks through the full decision tree for combination cartridges.\u003c\/p\u003e\n\n\u003c!-- 3. WHO SHOULD BUY THE MSA MERSORB P100 --\u003e\n\u003ch2 style=\"color:#ff9800;\"\u003eWho Should Buy the MSA MERSORB P100?\u003c\/h2\u003e\n\u003ch3 style=\"color:#ffb74d;\"\u003eBuy if:\u003c\/h3\u003e\n\u003cul style=\"color:#e0e0e0;\"\u003e\n  \u003cli\u003eYour SDS or air-monitoring report identifies \u003cstrong\u003eelemental mercury vapor\u003c\/strong\u003e as the primary inhalation hazard.\u003c\/li\u003e\n  \u003cli\u003eYou operate in a \u003cstrong\u003echlor-alkali plant, fluorescent lamp recycling facility, mercury-cell battery operation, dental amalgam preparation lab, or thermometer\/instrument manufacturing environment\u003c\/strong\u003e where mercury exposure is documented.\u003c\/li\u003e\n  \u003cli\u003eYou already own an MSA Comfo Classic, Comfo II, Ultra-Twin, or Ultra-Elite full-face respirator with the standard GM-series bayonet thread mount.\u003c\/li\u003e\n  \u003cli\u003eYour program requires \u003cstrong\u003econcurrent P100 particulate protection\u003c\/strong\u003e (fine dust, aerosols, fume) alongside the vapor hazard.\u003c\/li\u003e\n  \u003cli\u003eYou need a \u003cstrong\u003echlorine gas\u003c\/strong\u003e emergency-response cartridge that also covers particulate — the MERSORB's sorbent chemistry handles both Hg and Cl₂.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color:#ffb74d;\"\u003eDon't buy if:\u003c\/h3\u003e\n\u003cul style=\"color:#e0e0e0;\"\u003e\n  \u003cli\u003eYour hazard is \u003cstrong\u003eorganic vapor without mercury\u003c\/strong\u003e — the \u003ca href=\"\/products\/msa-gma-p100-organic-vapor-particulate-cartridge\" style=\"color:#4fc3f7;\"\u003eMSA GMA P100 OV\/Particulate cartridge\u003c\/a\u003e costs significantly less and is the right tool.\u003c\/li\u003e\n  \u003cli\u003eYou need \u003cstrong\u003emulti-gas coverage\u003c\/strong\u003e (OV + acid gas + ammonia) — use the \u003ca href=\"\/products\/msa-gme-p100-multigas-particulate-cartridge\" style=\"color:#4fc3f7;\"\u003eMSA GME P100 Multi-Gas cartridge\u003c\/a\u003e instead.\u003c\/li\u003e\n  \u003cli\u003eYour respirator uses the \u003cstrong\u003eMSA Advantage snap-on attachment system\u003c\/strong\u003e (200 LS, 290, 420) — those respirators require Advantage-series filters, not GM-series bayonet cartridges.\u003c\/li\u003e\n  \u003cli\u003eYou work in oxygen-deficient or IDLH conditions — air-purifying cartridges are never appropriate in those environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- 4. WHAT THE MERSORB P100 PROTECTS AGAINST --\u003e\n\u003ch2 style=\"color:#ff9800;\"\u003eWhat Does the MSA MERSORB P100 Protect Against?\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;background:#1a1a1a;color:#e0e0e0;margin:16px 0;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background:#2a2520;\"\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eHazard\u003c\/th\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eProtection Fit\u003c\/th\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eBuyer Guidance\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eElemental Mercury Vapor (Hg⁰)\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003ePrimary — MerSorb sorbent media specifically formulated for Hg adsorption\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eConfirm air monitoring; no odor warning — use ESLI or time-based change-out schedule\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eChlorine Gas (Cl₂)\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eCovered — sorbent media adsorbs Cl₂ alongside mercury\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eVerify service life at your concentration; Cl₂ has a distinct odor that can serve as a secondary warning\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eP100 Particulate (dust, fume, aerosol)\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eIntegrated P100 layer — 99.97% filter efficiency per NIOSH 42 CFR 84\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eCovers mercury aerosol droplets, fine process dusts, welding fume particulate concurrent with vapor hazard\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eMercury Aerosol \/ Liquid Droplets\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eP100 layer handles liquid-phase mercury aerosol\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eCritical in spill response or distillation operations where both phases are present\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eOil-Based Aerosols\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eP100 is oil-resistant (R class equivalent); consult MSA for oil-mist service guidance\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eVerify service life in oil mist applications against manufacturer data\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003c!-- 5. WHAT THE MERSORB P100 DOES NOT PROTECT AGAINST --\u003e\n\u003ch2 style=\"color:#ff9800;\"\u003eWhat the MSA MERSORB P100 Does NOT Protect Against\u003c\/h2\u003e\n\u003cul style=\"color:#e0e0e0;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrganic vapors\u003c\/strong\u003e (solvents, ketones, aldehydes) unrelated to mercury\/chlorine chemistry\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAmmonia or amine gases\u003c\/strong\u003e — use the \u003ca href=\"\/products\/msa-gmd-ammonia-methylamine-cartridge\" style=\"color:#4fc3f7;\"\u003eMSA GMD Ammonia\/Methylamine cartridge\u003c\/a\u003e for those hazards\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMethyl mercury or organomercury compounds\u003c\/strong\u003e (these require specific cartridge media beyond standard MerSorb; consult your IH)\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eCarbon monoxide, hydrogen cyanide, or other IDLH-level gases\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRadioactive particulate\u003c\/strong\u003e — consult your radiation safety officer and applicable NRC requirements\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBiological hazards\u003c\/strong\u003e requiring N95\/P100 with surgical resistance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"background:#2a1a1a;border-left:4px solid #ff4444;padding:14px 18px;margin:16px 0;border-radius:4px;color:#e0e0e0;\"\u003e\n  \u003cstrong style=\"color:#ff4444;\"\u003eSafety Notice:\u003c\/strong\u003e Air-purifying respirators — including this cartridge — must never be used in oxygen-deficient atmospheres (below 19.5% O₂), immediately dangerous to life or health (IDLH) conditions, or uncharacterized emergency atmospheres. These conditions require supplied-air or self-contained breathing apparatus (SCBA). Consult a qualified industrial hygienist before implementing any respiratory protection program involving mercury vapor.\n\u003c\/div\u003e\n\n\u003c!-- 6. BEST APPLICATIONS --\u003e\n\u003ch2 style=\"color:#ff9800;\"\u003eBest Applications for the MSA MERSORB P100\u003c\/h2\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eChlor-Alkali and Chemical Manufacturing\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eMercury-cell chlor-alkali plants use elemental mercury as a cathode in the electrolytic production of chlorine and caustic soda. Maintenance and cell-room workers face concurrent mercury vapor and chlorine gas exposure — precisely the dual-hazard the MERSORB P100 was designed to address. Facility air-monitoring programs should establish ESLI or time-based change-out schedules since neither mercury vapor nor high chlorine concentrations provide reliable sensory warning at OSHA action levels. Review our \u003ca href=\"\/blogs\/guides\/how-to-choose-a-respirator-cartridge\" style=\"color:#4fc3f7;\"\u003eguide to choosing the right respirator cartridge\u003c\/a\u003e for program documentation requirements.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eDental Amalgam and Laboratory Mercury Handling\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eDental operatories preparing or removing amalgam restorations, and research labs that handle liquid mercury, face chronic low-level mercury vapor release. The MERSORB P100's sorbent media is effective at the low concentrations typical of dental exposure when proper fit-testing is maintained on compatible \u003ca href=\"\/collections\/msa-half-mask-respirator\" style=\"color:#4fc3f7;\"\u003eMSA half-mask respirators\u003c\/a\u003e. The P100 layer adds protection against amalgam dust and fine particulate generated during removal procedures.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eFluorescent Lamp Recycling and Mercury Recovery\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eLamp recycling operations crush, sort, and process fluorescent tubes that contain mercury vapor. Workers at crushing stations, conveyors, and retort operations face peak mercury exposures that can rapidly exceed TLVs. The MERSORB P100 on a full-face respirator from the \u003ca href=\"\/collections\/msa-full-face-mask-respirator\" style=\"color:#4fc3f7;\"\u003eMSA full-face respirator collection\u003c\/a\u003e provides an APF of 50, giving a 50-fold margin over the ambient concentration limit — critical in high-generation-rate tasks. Consult your \u003ca href=\"\/blogs\/guides\/respirator-filter-types-explained\" style=\"color:#4fc3f7;\"\u003efilter selection guide\u003c\/a\u003e for APF calculations.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eSpill Response and Remediation\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eEnvironmental cleanup crews and facility emergency response teams handling mercury spills benefit from the MERSORB P100's combined vapor and aerosol protection. During vacuuming, amalgamation, or chemical treatment of spilled mercury, both elemental vapor and fine droplet aerosols are generated simultaneously. The combination cartridge eliminates the need to stack separate vapor and particulate media in emergency scenarios where setup time is limited.\u003c\/p\u003e\n\n\u003c!-- 7. PROS \/ CONS --\u003e\n\u003ch2 style=\"color:#ff9800;\"\u003eMSA MERSORB P100 Pros and Cons\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;background:#1a1a1a;color:#e0e0e0;margin:16px 0;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;background:#2a2520;border-bottom:2px solid #ff9800;width:50%;\"\u003ePros\u003c\/th\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;background:#2a2520;border-bottom:2px solid #ff9800;width:50%;\"\u003eCons\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"vertical-align:top;\"\u003e\n      \u003ctd style=\"padding:9px 14px;border-right:1px solid #333;\"\u003e\n        \u003cul style=\"margin:0;padding-left:18px;\"\u003e\n          \u003cli\u003eOnly MSA cartridge with purpose-built MerSorb mercury sorbent media\u003c\/li\u003e\n          \u003cli\u003eNIOSH-approved combination Hg vapor + Cl₂ + P100 in a single cartridge body\u003c\/li\u003e\n          \u003cli\u003eP100 layer (99.97% efficiency) handles both vapor-phase and aerosol-phase mercury simultaneously\u003c\/li\u003e\n          \u003cli\u003eCompatible with the widely deployed MSA Comfo \/ GM-series bayonet platform\u003c\/li\u003e\n          \u003cli\u003eSuitable for full-face respirators achieving APF 50 — critical for higher-concentration tasks\u003c\/li\u003e\n          \u003cli\u003eBox of 6 provides program continuity with regular change-out schedules\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e\n        \u003cul style=\"margin:0;padding-left:18px;\"\u003e\n          \u003cli\u003ePremium price point ($53.83\/unit) reflects specialty sorbent chemistry\u003c\/li\u003e\n          \u003cli\u003eNo sensory breakthrough warning — requires documented ESLI or time-based schedule\u003c\/li\u003e\n          \u003cli\u003eLimited to MSA Comfo\/GM-series bayonet mount; not compatible with Advantage snap-on respirators\u003c\/li\u003e\n          \u003cli\u003eDoes not cover organic vapors outside the mercury\/chlorine spectrum\u003c\/li\u003e\n          \u003cli\u003eSpecialty item; availability may vary compared to general OV\/P100 cartridges\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003c!-- 8. COMPATIBLE MSA RESPIRATORS --\u003e\n\u003ch2 style=\"color:#ff9800;\"\u003eCompatible MSA Respirators\u003c\/h2\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eThe MSA MERSORB P100 (815185) uses the GM-series threaded bayonet mount. It is compatible with the following respirators from the \u003ca href=\"\/collections\/msa-full-face-mask-respirator\" style=\"color:#4fc3f7;\"\u003eMSA full-face respirator collection\u003c\/a\u003e and \u003ca href=\"\/collections\/msa-half-mask-respirator\" style=\"color:#4fc3f7;\"\u003eMSA half-mask respirator collection\u003c\/a\u003e:\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;background:#1a1a1a;color:#e0e0e0;margin:16px 0;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background:#2a2520;\"\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eRespirator Model\u003c\/th\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eSeries\u003c\/th\u003e\n      \u003cth style=\"padding:10px 14px;text-align:center;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eCompatible?\u003c\/th\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eNotes\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eComfo Classic (Hycar)\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eComfo \/ GM-series\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#4caf50;font-weight:bold;\"\u003eYes\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eStandard GM bayonet mount; half-mask APF 10\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eComfo Classic (Silicone)\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eComfo \/ GM-series\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#4caf50;font-weight:bold;\"\u003eYes\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eStandard GM bayonet mount; half-mask APF 10\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eComfo II\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eComfo \/ GM-series\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#4caf50;font-weight:bold;\"\u003eYes\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eStandard GM bayonet mount; half-mask APF 10\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eUltra-Twin\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eComfo \/ GM-series\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#4caf50;font-weight:bold;\"\u003eYes\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eFull-face dual-cartridge; APF 50\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eUltra-Elite\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eComfo \/ GM-series\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#4caf50;font-weight:bold;\"\u003eYes\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eFull-face dual-cartridge; APF 50; preferred for higher-concentration mercury tasks\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eAdvantage 200 LS\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eAdvantage snap-on\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#f44336;font-weight:bold;\"\u003eNo\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eUses Advantage snap-on filter attachment; GM-series bayonet cartridges do not fit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eAdvantage 290\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eAdvantage snap-on\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#f44336;font-weight:bold;\"\u003eNo\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eUses Advantage snap-on filter attachment; GM-series bayonet cartridges do not fit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eAdvantage 420\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eAdvantage snap-on\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#f44336;font-weight:bold;\"\u003eNo\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eUses Advantage snap-on filter attachment; GM-series bayonet cartridges do not fit\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"color:#e0e0e0;font-size:0.9em;\"\u003eAlways verify cartridge compatibility with your specific respirator model number before purchase. Consult MSA Safety's published compatibility documentation if your model is not listed above.\u003c\/p\u003e\n\n\u003c!-- 9. MERSORB P100 VS OTHER MSA FILTERS AND CARTRIDGES --\u003e\n\u003ch2 style=\"color:#ff9800;\"\u003eMSA MERSORB P100 vs Other MSA Filters and Cartridges\u003c\/h2\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eThe table below compares GM-series bayonet cartridges from the \u003ca href=\"\/collections\/msa-respirator-filters-and-cartridges\" style=\"color:#4fc3f7;\"\u003eMSA Respirator Filters \u0026amp; Cartridges collection\u003c\/a\u003e to help you confirm the right selection for your hazard profile:\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;background:#1a1a1a;color:#e0e0e0;margin:16px 0;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background:#2a2520;\"\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eCartridge\u003c\/th\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003ePrimary Hazard\u003c\/th\u003e\n      \u003cth style=\"padding:10px 14px;text-align:center;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eP100?\u003c\/th\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eBest Use Case\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#1e2a1e;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e\u003cstrong\u003eMERSORB P100 (this product)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eMercury Vapor + Chlorine\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#4caf50;\"\u003eYes\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eHg-specific environments: chlor-alkali, dental, lamp recycling\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e\u003ca href=\"\/products\/msa-gma-organic-vapor-cartridge\" style=\"color:#4fc3f7;\"\u003eGMA Organic Vapor\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eOrganic Vapors\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#f44336;\"\u003eNo\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eSolvent vapor without particulate; painting, coating\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e\u003ca href=\"\/products\/msa-gma-p100-organic-vapor-particulate-cartridge\" style=\"color:#4fc3f7;\"\u003eGMA P100 OV\/Particulate\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eOrganic Vapor + P100 Dust\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#4caf50;\"\u003eYes\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eSpray painting, coating, woodworking with solvent vapors\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e\u003ca href=\"\/products\/msa-gmb-acid-gas-cartridge\" style=\"color:#4fc3f7;\"\u003eGMB Acid Gas\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eAcid Gases (HCl, SO₂, HF)\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#f44336;\"\u003eNo\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eAcid gas without particulate; industrial chemical handling\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e\u003ca href=\"\/products\/msa-gmb-p100-acid-gas-particulate-cartridge\" style=\"color:#4fc3f7;\"\u003eGMB P100 Acid Gas\/Particulate\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eAcid Gas + P100\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#4caf50;\"\u003eYes\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eAcid gas environments with concurrent fine particulate\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e\u003ca href=\"\/products\/msa-gmc-organic-vapor-acid-gas-cartridge\" style=\"color:#4fc3f7;\"\u003eGMC OV\/Acid Gas\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eOV + Acid Gas\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#f44336;\"\u003eNo\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eMixed OV + acid gas without particulate\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e\u003ca href=\"\/products\/msa-gmc-p100-ov-acid-gas-particulate-cartridge\" style=\"color:#4fc3f7;\"\u003eGMC P100 OV\/AG\/Particulate\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eOV + Acid Gas + P100\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#4caf50;\"\u003eYes\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eBroad chemical environments; petrochemical, industrial\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e\u003ca href=\"\/products\/msa-gmd-ammonia-methylamine-cartridge\" style=\"color:#4fc3f7;\"\u003eGMD Ammonia\/Methylamine\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eAmmonia + Methylamine\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#f44336;\"\u003eNo\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eRefrigeration, agricultural, wastewater ammonia exposure\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e\u003ca href=\"\/products\/msa-gme-p100-multigas-particulate-cartridge\" style=\"color:#4fc3f7;\"\u003eGME P100 Multi-Gas\/Particulate\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eOV + Acid Gas + Ammonia + P100\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#4caf50;\"\u003eYes\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eBroadest coverage; multiple simultaneous gas hazards\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e\u003ca href=\"\/products\/msa-gmi-iodine-p100-cartridge\" style=\"color:#4fc3f7;\"\u003eGMI Iodine P100\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eRadioiodine + P100\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;text-align:center;color:#4caf50;\"\u003eYes\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eNuclear\/radiological iodine applications\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003c!-- 10. 1:1 COMPARISONS --\u003e\n\u003ch2 style=\"color:#ff9800;\"\u003eMSA MERSORB P100 vs MSA GMC P100 OV\/Acid Gas Cartridge\u003c\/h2\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eThe \u003ca href=\"\/products\/msa-gmc-p100-ov-acid-gas-particulate-cartridge\" style=\"color:#4fc3f7;\"\u003eMSA GMC P100 OV\/Acid Gas cartridge\u003c\/a\u003e is the closest cross-hazard alternative in the GM-series lineup, offering combined organic vapor and acid gas protection with P100. Here is how the two compare for buyers evaluating chemical environments involving chlorine or acid gas exposure:\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;background:#1a1a1a;color:#e0e0e0;margin:16px 0;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background:#2a2520;\"\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eFactor\u003c\/th\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eMERSORB P100 (815185)\u003c\/th\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eGMC P100 OV\/Acid Gas\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eMercury Vapor Coverage\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;color:#4caf50;font-weight:bold;\"\u003eYes — dedicated MerSorb sorbent\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;color:#f44336;font-weight:bold;\"\u003eNo\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eChlorine Gas Coverage\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;color:#4caf50;\"\u003eYes\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;color:#4caf50;\"\u003eYes (via acid gas media)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eOrganic Vapor Coverage\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;color:#f44336;\"\u003eNo\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;color:#4caf50;\"\u003eYes\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eP100 Particulate\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;color:#4caf50;\"\u003eYes\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;color:#4caf50;\"\u003eYes\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eNIOSH Approval Target\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eHg vapor \/ Cl₂ \/ P100 specialty\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eOV \/ AG \/ P100 general industrial\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003ePrice per Cartridge\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e$53.83 (6-pack)\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eLower — general-use media\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eChoose This If:\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eMercury vapor is confirmed in your hazard assessment\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eSolvent + acid gas hazard without mercury\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2 style=\"color:#ff9800;\"\u003eMSA MERSORB P100 vs MSA GME P100 Multi-Gas Cartridge\u003c\/h2\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eThe \u003ca href=\"\/products\/msa-gme-p100-multigas-particulate-cartridge\" style=\"color:#4fc3f7;\"\u003eMSA GME P100 Multi-Gas cartridge\u003c\/a\u003e is the broadest-coverage option in the MSA GM-series lineup. If your hazard profile involves multiple chemical classes but your SDS does not specifically list mercury vapor, the GME P100 is often the more economical program choice:\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;background:#1a1a1a;color:#e0e0e0;margin:16px 0;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background:#2a2520;\"\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eFactor\u003c\/th\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eMERSORB P100 (815185)\u003c\/th\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eGME P100 Multi-Gas\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eMercury Vapor\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;color:#4caf50;font-weight:bold;\"\u003eYes — dedicated MerSorb\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;color:#f44336;\"\u003eNot specifically rated\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eOV + AG + Ammonia + P100\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;color:#f44336;\"\u003eHg\/Cl₂ only\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;color:#4caf50;\"\u003eAll four classes\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eSpecialty Sorbent Media\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;color:#4caf50;\"\u003eMerSorb (mercury-specific)\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eBroad-spectrum activated carbon\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eIdeal Program Profile\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eSingle-site Hg\/Cl₂ program\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eMulti-hazard general industrial program\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eChoose This If:\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eIH confirms mercury vapor in air monitoring\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eMultiple gas classes, no confirmed mercury\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003c!-- 11. QUICK ANSWERS --\u003e\n\u003ch2 style=\"color:#ff9800;\"\u003eMSA MERSORB P100 Quick Answers\u003c\/h2\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eWhat respirators does the MSA MERSORB P100 fit?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eThe MSA MERSORB P100 cartridge (SKU 815185) fits any MSA Comfo-series or GM-series respirator with the standard bayonet thread mount — including the Comfo Classic (Hycar and Silicone variants), Comfo II, Ultra-Twin, and Ultra-Elite full-face models. It does not fit the MSA Advantage-series respirators (200 LS, 290, 420), which use a different snap-on filter attachment system.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eWhat is MerSorb and how is it different from activated carbon?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eMerSorb is MSA's proprietary sorbent media specifically formulated to adsorb elemental mercury vapor through a chemical reaction with the sorbent surface, rather than simple physical adsorption used by activated carbon alone. Standard activated carbon cartridges — including MSA's own OV cartridges — are not NIOSH-approved for mercury vapor service because elemental mercury's vapor pressure and chemistry require a dedicated sorbent (typically gold-impregnated or iodine-impregnated carbon). MerSorb media meets NIOSH 42 CFR 84 requirements for mercury vapor service.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eDoes the MSA MERSORB P100 protect against organic vapors?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eNo. The MERSORB P100 cartridge is NIOSH-approved for mercury vapor, chlorine gas, and P100 particulate — it is not approved for organic vapor service. If your hazard assessment confirms both mercury vapor and organic solvents, consult your industrial hygienist. There is no single MSA GM-series cartridge that covers both mercury vapor and organic vapor in one body; separate respiratory protection strategies may be required.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eHow do I know when to change MSA MERSORB P100 cartridges?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eMercury vapor has no odor threshold that reliably warns the wearer before breakthrough at occupationally significant concentrations. OSHA 29 CFR 1910.134(d)(3)(iii) requires an objective change-out schedule when no reliable end-of-service-life indicator (ESLI) exists. Use your industrial hygienist's documented schedule based on measured air concentration, breathing rate, work duration, and manufacturer breakthrough data for the MERSORB media. Do not rely on smell or taste as a change-out signal for this cartridge.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eCan I use the MSA MERSORB P100 cartridge on a half-mask for mercury exposure?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eYes, on compatible MSA Comfo-series half-mask respirators — but the assigned protection factor (APF) is 10, meaning the respirator reduces your exposure by a factor of 10 at most. If your measured mercury vapor concentration exceeds 10× the OSHA PEL or applicable OEL, a full-face respirator (APF 50) is required. Verify your fit-test results and air monitoring data before selecting half-mask versus full-face for your mercury control program.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eIs the MSA MERSORB P100 sold individually or only in packs?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eThe MERSORB P100 (SKU 815185) is sold in boxes of 6 cartridges at $322.99 per box ($53.83 per cartridge). This pack size supports a typical industrial change-out schedule for multiple workers. Individual cartridge sales are not available for this specialty item through standard distribution channels.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eHow does the MSA MERSORB P100 compare to 3M mercury vapor cartridges?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eBoth MSA and 3M offer NIOSH-approved mercury vapor combination cartridges, but they use proprietary attachment systems that are not cross-compatible. The MSA MERSORB P100 uses MSA's GM-series bayonet mount and fits only MSA Comfo\/GM-series respirators. 3M mercury cartridges use the 3M bayonet system and fit only compatible 3M half-mask and full-face respirators. See the \u003ca href=\"\/collections\/3m-respirator-filters-and-cartridges\" style=\"color:#4fc3f7;\"\u003e3M Respirator Filters \u0026amp; Cartridges collection\u003c\/a\u003e if you are evaluating 3M platforms, and consult the \u003ca href=\"\/blogs\/guides\/organic-vapor-vs-p100\" style=\"color:#4fc3f7;\"\u003eOV vs P100 selection guide\u003c\/a\u003e for framework comparison across brands.\u003c\/p\u003e\n\n\u003c!-- 12. SPECIFICATIONS --\u003e\n\u003ch2 style=\"color:#ff9800;\"\u003eMSA MERSORB P100 Specifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;background:#1a1a1a;color:#e0e0e0;margin:16px 0;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background:#2a2520;\"\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;width:38%;\"\u003eSpecification\u003c\/th\u003e\n      \u003cth style=\"padding:10px 14px;text-align:left;color:#ffb74d;border-bottom:2px solid #ff9800;\"\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eMSA Part Number (SKU)\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e815185\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eGTIN \/ Barcode\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e0641817011096\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eAmazon ASIN\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eB016N36F6K\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eRegulatory Approval\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eNIOSH 42 CFR 84\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eHazard Class\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eMercury Vapor \/ Chlorine \/ P100 Particulate (MerSorb specialty)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eParticulate Filter Efficiency\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eP100 — 99.97% against solid and liquid aerosols\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eAttachment Type\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eMSA GM-series threaded bayonet mount\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003ePack Quantity\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e6 cartridges per box\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003ePrice (Box of 6)\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e$322.99\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003ePrice per Cartridge\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003e$53.83\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eBrand\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eMSA Safety\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom:1px solid #333;background:#222;\"\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eCompatible Respirator Series\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eMSA Comfo Classic, Comfo II, Ultra-Twin, Ultra-Elite (GM-series bayonet)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eNot Compatible With\u003c\/td\u003e\n      \u003ctd style=\"padding:9px 14px;\"\u003eMSA Advantage snap-on series respirators\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003c!-- 13. HELPFUL BUYING GUIDES --\u003e\n\u003ch2 style=\"color:#ff9800;\"\u003eHelpful Buying Guides\u003c\/h2\u003e\n\u003cul style=\"color:#e0e0e0;line-height:2;\"\u003e\n  \u003cli\u003e\u003ca href=\"\/blogs\/guides\/how-to-choose-a-respirator-cartridge\" style=\"color:#4fc3f7;\"\u003eHow to Choose a Respirator Cartridge — Complete Selection Guide\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/blogs\/guides\/respirator-filter-types-explained\" style=\"color:#4fc3f7;\"\u003eRespirator Filter Types Explained — N95, R95, P100, OV, AG and Combination\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/blogs\/guides\/organic-vapor-vs-p100\" style=\"color:#4fc3f7;\"\u003eOrganic Vapor vs P100 — Which Filter Do You Actually Need?\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/blogs\/guides\/respirator-cartridge-color-chart\" style=\"color:#4fc3f7;\"\u003eRespirator Cartridge Color Chart — NIOSH Color-Coding Explained\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/blogs\/guides\/best-honeywell-north-cartridge-for-chlorine\" style=\"color:#4fc3f7;\"\u003eBest Honeywell North Cartridge for Chlorine — Buyer's Guide\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/blogs\/guides\/best-respirator-for-welding-fumes\" style=\"color:#4fc3f7;\"\u003eBest Respirator for Welding Fumes — 2026 Buyer's Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- 14. FREQUENTLY ASKED QUESTIONS --\u003e\n\u003ch2 style=\"color:#ff9800;\"\u003eMSA MERSORB P100 Frequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eIs the MSA MERSORB P100 cartridge reusable?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eThe cartridge body is designed for repeated use across multiple work shifts, but you must follow a documented change-out schedule based on your facility's air monitoring data and your industrial hygienist's determination of service life. Once the sorbent media is exhausted — even if the cartridge shows no visible damage — it must be replaced. Reusing a cartridge past its documented service life in a mercury environment is a serious respiratory protection failure.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eCan the MSA MERSORB P100 be used for asbestos abatement?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eThe P100 layer provides the required 99.97% particulate filtration efficiency for asbestos fiber capture, but asbestos abatement has its own regulatory requirements under OSHA 29 CFR 1926.1101 and OSHA 1910.1001. A half-mask with P100 (APF 10) covers up to 1 f\/cc under those standards. Verify that your respirator selection and program documentation meet all applicable asbestos abatement requirements before use — the MERSORB cartridge's mercury sorbent media adds no benefit for asbestos-only applications, so a standard \u003ca href=\"\/products\/msa-low-profile-p100-particulate-filter\" style=\"color:#4fc3f7;\"\u003eMSA Low Profile P100 particulate filter\u003c\/a\u003e may be more appropriate for asbestos-only applications.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eWhat is the difference between a half-mask and full-face respirator for mercury vapor?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eA half-mask respirator with the MERSORB P100 carries an assigned protection factor (APF) of 10 — it can be used where mercury vapor concentrations are no more than 10× the applicable OEL. A full-face respirator (such as the MSA Ultra-Twin or Ultra-Elite) with the same cartridge carries an APF of 50, allowing use at up to 50× the OEL. Full-face also protects the eyes and face from mercury vapor absorption through mucous membranes, making it the preferred choice for higher-risk tasks. Browse \u003ca href=\"\/collections\/msa-full-face-mask-respirator\" style=\"color:#4fc3f7;\"\u003eMSA full-face respirators\u003c\/a\u003e or \u003ca href=\"\/collections\/msa-half-mask-respirator\" style=\"color:#4fc3f7;\"\u003eMSA half-mask respirators\u003c\/a\u003e for compatible platforms.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eDoes the MSA MERSORB P100 protect against mercury chloride (mercuric chloride) vapor?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eThe MERSORB P100 is NIOSH-approved for elemental mercury vapor (Hg⁰) and chlorine gas. Inorganic mercury compounds such as mercuric chloride (HgCl₂) have different vapor pressures and toxicological profiles than elemental mercury. Consult your industrial hygienist and review the NIOSH approval documentation for the specific compound in your workplace before relying on this cartridge for inorganic mercury compound vapors. Do not extrapolate from the elemental mercury approval without verified data.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eHow many cartridges do I need for a full-face respirator?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eFull-face MSA GM-series respirators such as the Ultra-Twin and Ultra-Elite use two cartridges simultaneously — one on each side of the face piece. A box of 6 MERSORB P100 cartridges therefore provides 3 complete change-out sets for a single full-face respirator. For a fleet of multiple full-face respirators or frequent change-out schedules, plan your order quantities accordingly.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eIs the MSA MERSORB P100 approved for use in dental offices?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eThe cartridge's NIOSH approval for mercury vapor makes it technically suitable for dental amalgam exposure scenarios from a filtration standpoint, provided the respirator achieves an adequate seal via fit testing and the change-out schedule accounts for low-concentration dental exposure conditions. However, dental-specific respiratory protection programs should be designed with input from an industrial hygienist familiar with the OSHA Mercury in Dental Offices standard and applicable state dental board regulations. NIOSH approval alone does not constitute a complete respiratory protection program.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eCan I mix MSA MERSORB P100 cartridges with cartridges from other brands on the same respirator?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eNo. Mixing cartridges from different manufacturers on the same respirator is not permitted — it compromises the NIOSH approval of the respirator-cartridge combination and may void fit-test validation. Only use MSA GM-series cartridges on compatible MSA GM-series respirators, and only use approved cartridges from the same manufacturer and series on both sides of a dual-cartridge face piece.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eWhat personal protective equipment should I pair with the MSA MERSORB P100 for mercury spill response?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eRespiratory protection is one component of a mercury spill response program. Pair the MERSORB P100 respirator with impervious chemical protective gloves (butyl or neoprene rubber), eye and face protection on half-mask configurations, chemical-resistant coveralls or aprons, and appropriate footwear covers. Mercury can be absorbed through the skin at high concentrations — respiratory protection alone is insufficient for spill response tasks. Consult your facility's written mercury spill response plan and applicable regulatory guidance from OSHA and EPA.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eHow should I store unused MSA MERSORB P100 cartridges?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eStore unused MERSORB P100 cartridges in their original sealed packaging in a cool, dry location away from direct sunlight, strong oxidizers, and chemical vapors. Sorbent media can degrade or pre-load if exposed to ambient chemical vapors even before first use. Follow MSA Safety's published storage guidelines and observe the shelf-life expiration date printed on the packaging. Do not use cartridges from damaged or previously opened packaging for regulated mercury vapor service.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eDoes the MSA MERSORB P100 require additional pre-filters?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eNo separate pre-filter is required. The MERSORB P100 integrates a P100 particulate layer within the cartridge body, providing both particulate and vapor protection in a single unit. Adding an additional pre-filter is not supported by the NIOSH approval for this cartridge configuration and could increase breathing resistance beyond tested parameters.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eWhat NIOSH color coding applies to mercury vapor cartridges?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eUnder NIOSH color-coding guidelines, purple (magenta) indicates P100 particulate filtration. Mercury vapor and chlorine cartridges carry an olive\/green body color per NIOSH 42 CFR 84 coding conventions for specialty vapor cartridges. A combination mercury vapor + P100 cartridge such as the MERSORB P100 may display both color indicators. The \u003ca href=\"\/blogs\/guides\/respirator-cartridge-color-chart\" style=\"color:#4fc3f7;\"\u003erespirator cartridge color chart guide\u003c\/a\u003e explains the full NIOSH color-coding system for all cartridge types.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eIs there a Moldex or 3M equivalent to the MSA MERSORB P100?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eBoth 3M and Honeywell North offer NIOSH-approved mercury vapor combination cartridges for their respective respirator platforms — but none are cross-compatible with MSA GM-series respirators. If you are evaluating alternatives for a non-MSA respirator platform, browse the \u003ca href=\"\/collections\/3m-respirator-filters-and-cartridges\" style=\"color:#4fc3f7;\"\u003e3M Respirator Filters \u0026amp; Cartridges\u003c\/a\u003e or \u003ca href=\"\/collections\/moldex-respirator-cartridges-and-filters\" style=\"color:#4fc3f7;\"\u003eMoldex Respirator Cartridges \u0026amp; Filters\u003c\/a\u003e collections. Cartridge attachment systems are brand-specific and not interchangeable.\u003c\/p\u003e\n\n\u003ch3 style=\"color:#ffb74d;\"\u003eWhere can I find a full comparison of MSA cartridges for my hazard profile?\u003c\/h3\u003e\n\u003cp style=\"color:#e0e0e0;\"\u003eThe \u003ca href=\"\/blogs\/guides\/how-to-choose-a-respirator-cartridge\" style=\"color:#4fc3f7;\"\u003erespirator cartridge selection guide\u003c\/a\u003e covers hazard-by-hazard cartridge matching for all major NIOSH-approved categories. For a visual reference covering OV, P100, combination, and specialty canisters, see the \u003ca href=\"\/blogs\/guides\/respirator-filter-types-explained\" style=\"color:#4fc3f7;\"\u003erespirator filter types explainer\u003c\/a\u003e. For MSA-specific cartridges, browse the complete \u003ca href=\"\/collections\/msa-respirator-filters-and-cartridges\" style=\"color:#4fc3f7;\"\u003eMSA Respirator Filters \u0026amp; Cartridges collection\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"margin:24px 0 8px;\"\u003e\n  \u003ca href=\"https:\/\/www.amazon.com\/dp\/B016N36F6K?tag=wcsafety04-20\" style=\"display:inline-block;background:#ff9800;color:#1a1a1a;padding:10px 20px;border-radius:4px;text-decoration:none;font-weight:bold;margin:4px 8px 4px 0;\"\u003eBuy on Amazon\u003c\/a\u003e\n  \u003ca href=\"\/products\/msa-mersorb-p100-mercury-vapor-cartridge\" style=\"display:inline-block;background:#2a2520;color:#ff9800;border:2px solid #ff9800;padding:10px 20px;border-radius:4px;text-decoration:none;font-weight:bold;margin:4px 0;\"\u003eShop WC Safety\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c!-- 15. FOOTER E-E-A-T TRUST STACK --\u003e\n\u003cdiv style=\"border-top:1px solid #444;margin-top:32px;padding-top:16px;font-size:0.85em;color:#aaa;\"\u003e\n  \u003cp\u003eWritten by \u003cstrong style=\"color:#ffb74d;\"\u003eSteven Eaton\u003c\/strong\u003e, WC Safety Editorial — industrial hygiene \u0026amp; PPE selection specialist. Reviewed by the WC Safety Editorial Team. | \u003ca href=\"\/collections\/msa-respirator-filters-and-cartridges\" style=\"color:#4fc3f7;\"\u003eMSA Respirator Filters \u0026amp; Cartridges\u003c\/a\u003e | \u003ca href=\"\/blogs\/guides\/how-to-choose-a-respirator-cartridge\" style=\"color:#4fc3f7;\"\u003eRespirator Selection Guide\u003c\/a\u003e\u003c\/p\u003e\n  \u003cp style=\"font-size:0.9em;\"\u003eManufacturer specifications sourced from MSA Safety published data. WC Safety is an authorized MSA Safety retailer. Always verify cartridge compatibility with your specific respirator model before use.\u003c\/p\u003e\n  \u003cp style=\"font-size:0.85em;color:#888;margin-top:8px;\"\u003e\u003cem\u003eWC Safety participates in the Amazon Associates program. Amazon links on this page are affiliate links — we may earn a commission at no added cost to you.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003c!-- end .product-description-rich --\u003e","brand":"MSA Safety","offers":[{"title":"Default Title","offer_id":44064798834776,"sku":"815185","price":322.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0594\/1900\/0920\/files\/815185.jpg?v=1777874651","url":"https:\/\/wcsafety.com\/products\/msa-mersorb-p100-mercury-vapor-cartridge","provider":"WC Safety","version":"1.0","type":"link"}