Honeywell North 7583P100L Organic Vapor Acid Gas P100 Respirator Cartridge

Honeywell North 7583P100L — OV + Acid Gas + P100 Combination Cartridge, NIOSH 42 CFR 84, Pair

The Honeywell North 7583P100L is a NIOSH 42 CFR 84 organic vapor + acid gas + P100 combination cartridge delivering simultaneous protection against organic vapor solvents, acid gases (HCl, HF, SO₂, Cl₂, H₂S), and 99.97% P100 particulate filtration — sold as a pair for the North bayonet system. The 7583P100L is WC Safety's default recommendation for most industrial chemical environments: it covers three hazard classes in a single cartridge and is typically priced at or below the acid-gas-only 7582P100L, which covers fewer hazards. For environments also involving ammonia, upgrade to the 75SCP100L. Fits all North 7700, 5500, 5400, and 7600 series facepieces.

Key Features

• Three-class protection in one cartridge: OV + acid gas + P100 NIOSH approval covers the broadest range of chemical manufacturing and processing hazards — solvents, acid gases, and particles simultaneously, eliminating the risk of under-specifying for mixed environments
• Better value than 7582P100L: The 7583P100L covers OV in addition to the acid gas and P100 protection of the 7582P100L — at a comparable or lower price. Selecting the 7583P100L when acid gas is the primary concern provides an additional safety margin at no extra cost
• Sold as a pair: Two cartridges per package covering both positions on a North half-mask or full-face respirator
• Default for uncertain chemical profiles: When the complete hazard profile is not fully characterized by air monitoring, the 7583P100L provides OV + AG coverage without requiring specific OV/AG separation — reducing the risk of incorrect cartridge selection
• Upgrade path: If ammonia is subsequently identified, the 75SCP100L extends to OV + AG + NH₃ + P100 on the same facepiece with no connector change

Applications — When to Use the 7583P100L

The 7583P100L is the recommended default for most mixed industrial chemical environments where both gas and particle hazards exist:

• Chemical manufacturing and processing: Facilities handling solvent-based processes alongside acid cleaning, pickling, or acid-generating reactions — the 7583P100L covers both chemical classes without requiring separate cartridges
• Semiconductor and electronics fabrication: Operations using organic solvents (photoresists, developers) alongside acid etchants (HF, HCl) — a common combination in wafer processing lines
• Pharmaceutical manufacturing: Processes involving both organic solvent synthesis and acid-catalyzed reactions with airborne particulate (API dust) co-exposure
• Petroleum refining and chemical plant operations: H₂S, SO₂, and hydrocarbon vapor co-exposure in refinery maintenance and turnaround operations
• Mixed acid/solvent laboratory work: Research and analytical labs using both organic solvents and mineral acids in the same work area
• General industrial environments with uncertain OV/AG profile: When hazard documentation does not clearly separate OV from AG, the 7583P100L provides the correct coverage for both without requiring a more expensive specialty cartridge

Compatible Respirators

All Honeywell North 7-series and N-series cartridges use the North bayonet twist-lock connector, compatible with the following facepieces.

North Cartridge & Filter Line — Full Comparison

All cartridges use the same North bayonet connector. Select based on documented hazard class.

Browse the complete lineup at Honeywell North Respirator Cartridges & Filters →

OSHA Compliance

• NIOSH approval required: All cartridges in OSHA-mandated programs must be NIOSH approved under 42 CFR Part 84
• Hazard assessment required: OSHA 1910.134(d)(1) — cartridge type must match the documented workplace hazard class
• Fit testing required: OSHA 1910.134(f)(2) — annual fit testing for any tight-fitting facepiece, regardless of cartridge type
• Cartridge change schedule: OSHA 1910.134(d)(3)(iii) — end-of-service-life for gas/vapor cartridges must be established before use
• Medical evaluation: OSHA 1910.134(e) — required before fit testing and before operational respirator use

Frequently Asked Questions

What does the 7583P100L protect against?

Organic vapors (solvents including toluene, xylene, MEK, benzene), acid gases (HCl, HF, SO₂, Cl₂, H₂S), and P100 99.97% particle filtration — simultaneously. Does not cover ammonia, mercury, or carbon monoxide. For ammonia environments, use 75SCP100L.

Why is the 7583P100L recommended over the 7582P100L?

The 7583P100L covers OV + AG + P100. The 7582P100L covers only AG + P100. The 7583P100L is typically the same price or lower — so it provides more coverage at no additional cost. The 7582P100L is only warranted when industrial hygiene monitoring formally documents that organic vapors are absent from the work environment.

Which respirators does the 7583P100L fit?

All North bayonet facepieces: North 770030 series (S/M/L), North 550030 series (S/M/L), North 54001 and 54001S, North 760008A and 760008AS.

Does the 7583P100L protect against HF (hydrofluoric acid)?

Yes — HF is within the acid gas NIOSH approval for the 7583P100L. HF exposure is acutely hazardous at concentrations that produce little or no sensory warning — do not rely on odor for end-of-service-life detection. Establish a written change schedule per OSHA 1910.134(d)(3)(iii).

What is the APF for the 7583P100L?

APF 10 on a half-mask (North 770030, 550030 series). APF 50 on a full-face (North 54001, 760008A). APF applies separately to each hazard class covered by the cartridge.

How often should I change the 7583P100L?

OSHA 1910.134(d)(3)(iii) requires a written change-out schedule established before use — not determined by detecting odor or taste breakthrough. For multi-class cartridges, the change frequency is driven by whichever sorbent class is exhausted first based on air monitoring data and sorbent capacity calculations. Your industrial hygienist must set this schedule.

When should I upgrade from the 7583P100L to the 75SCP100L?

When ammonia or methylamine is documented as a co-hazard alongside OV and acid gases. The 75SCP100L adds NH₃ coverage (OV + AG + NH₃ + P100) — the broadest combination in the North line. Upgrade path requires no facepiece change.

Is fit testing required?

Yes — OSHA 1910.134(f)(2). Annual fit testing is required for the facepiece. Cartridge type does not affect the fit test requirement.

Can I use the 7583P100L for spray painting?

Yes — for solvent-based spray operations. The OV component covers paint solvents; P100 covers spray mist and particles. For 2K isocyanate systems (MDI, TDI, HDI), consult your SDS and industrial hygienist — isocyanate spray painting may require supplied-air depending on concentration and regulatory requirements.

Is the 7583P100L compatible with 3M respirators?

No — North bayonet cartridges are not compatible with 3M, MSA, Moldex, or other brands. Use only with North-bayonet-equipped facepieces.

Where can I find all North cartridges?

Browse the complete lineup at Honeywell North Respirator Cartridges & Filters →