{"title":"Carbon Dioxide (CO2) Detectors","description":"\u003c!-- gas-type subcollection: carbon-dioxide-detectors | smart tag = co2-detector --\u003e\n\n\u003ch2\u003eWhich carbon dioxide (CO2) detector should you buy in 2026?\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eShort answer:\u003c\/strong\u003e For carbon dioxide, use an NDIR CO2 meter such as the \u003ca href=\"\/products\/amprobe-co2-100-carbon-dioxide-meter\" title=\"Amprobe CO2-100\"\u003eAmprobe CO2-100\u003c\/a\u003e — for indoor air quality, ventilation checks and CO2 asphyxiation risk. CO2 is not the same as carbon monoxide (CO).\u003c\/p\u003e\n\n\u003cp\u003eCarbon dioxide (CO2) is a colorless, odorless asphyxiant that displaces oxygen at high concentrations. It is distinct from carbon monoxide (CO). CO2 detection uses an NDIR (infrared) sensor and is central to indoor air quality, ventilation assessment, and CO2 hazards in breweries, grow rooms, fire-suppression and confined spaces.\u003c\/p\u003e\n\n\u003cp\u003eThis is a gas-type collection under the \u003ca href=\"\/collections\/gas-detectors\" title=\"Gas Detectors\"\u003eGas Detectors\u003c\/a\u003e hub. Match the gas to the right form factor: \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e for carried checks, \u003ca href=\"\/collections\/personal-gas-detectors\" title=\"Personal \u0026amp; Wearable Gas Detectors\"\u003ePersonal \u0026amp; Wearable Gas Detectors\u003c\/a\u003e for single-worker exposure, \u003ca href=\"\/collections\/fixed-gas-detection-systems\" title=\"Fixed Gas Detection Systems\"\u003eFixed Gas Detection Systems\u003c\/a\u003e for continuous plant monitoring, \u003ca href=\"\/collections\/area-gas-monitors\" title=\"Area \u0026amp; Transportable Gas Monitors\"\u003eArea \u0026amp; Transportable Gas Monitors\u003c\/a\u003e for job-site zones, and \u003ca href=\"\/collections\/gas-leak-detectors\" title=\"Gas Leak Detectors\"\u003eGas Leak Detectors\u003c\/a\u003e to pinpoint a leak source.\u003c\/p\u003e\n\n\u003ch2\u003eDetectors in this collection\u003c\/h2\u003e\n\n\u003cp\u003eThis collection gathers CO2 instruments. The \u003ca href=\"\/products\/amprobe-co2-100-carbon-dioxide-meter\" title=\"Amprobe CO2-100\"\u003eAmprobe CO2-100\u003c\/a\u003e reads CO2 plus temperature and humidity for air-quality and ventilation checks. For carbon monoxide instead, see \u003ca href=\"\/collections\/carbon-monoxide-alarms-detectors\" title=\"Carbon Monoxide Alarms \u0026amp; Detectors\"\u003eCarbon Monoxide Alarms \u0026amp; Detectors\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cblockquote style=\"background:#1a1a1a;border-left:4px solid #ff9800;padding:14px 18px;margin:18px 0;color:#f5e6d3;\"\u003e\n\u003cstrong style=\"color:#ffb74d;\"\u003eEditor’s pick — an NDIR handheld CO2 meter\u003c\/strong\u003e\u003cbr\u003eThe \u003ca href=\"\/products\/amprobe-co2-100-carbon-dioxide-meter\" title=\"Amprobe CO2-100\"\u003eAmprobe CO2-100\u003c\/a\u003e pairs a stable NDIR sensor with temperature and humidity readings — the straightforward pick for IAQ and ventilation verification. \u003cspan style=\"display:block;margin-top:6px;font-size:0.82em;color:#bdae9d;\"\u003eAs an Amazon Associate, WC Safety earns from qualifying purchases.\u003c\/span\u003e\u003cp style=\"margin-top:12px;\"\u003e\u003ca href=\"https:\/\/www.amazon.com\/s?k=co2+carbon+dioxide+meter\u0026amp;tag=wcsafety04-20\" rel=\"sponsored nofollow noopener\" target=\"_blank\" style=\"display:inline-block;background:#FFD814;color:#0F1111;padding:12px 22px;text-decoration:none;font-weight:bold;border-radius:4px;border:1px solid #FCD200;\"\u003eCHECK PRICES ON AMAZON →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\n\u003ch2\u003eHow to choose a carbon dioxide detector\u003c\/h2\u003e\n\n\u003ch3\u003eNDIR sensor\u003c\/h3\u003e\u003cp\u003eCO2 is measured with NDIR (infrared) sensors, which are stable and long-life. Avoid confusing CO2 (carbon dioxide) with CO (carbon monoxide) — they are different gases needing different instruments.\u003c\/p\u003e\u003ch3\u003eIAQ vs safety\u003c\/h3\u003e\u003cp\u003eMost handheld CO2 meters target indoor air quality and ventilation. For CO2 as a confined-space asphyxiation hazard, confirm the instrument's range and alarm capability.\u003c\/p\u003e\u003ch3\u003eRange and extras\u003c\/h3\u003e\u003cp\u003eLook for an adequate ppm range and useful extras like temperature and humidity for full air-quality snapshots.\u003c\/p\u003e\n\n\u003ch2\u003eCarbon Dioxide (CO2) hazard, exposure limits \u0026amp; placement\u003c\/h2\u003e\n\n\u003cp\u003eThe OSHA Permissible Exposure Limit for carbon dioxide is 5,000 ppm as an 8-hour TWA; ACGIH also lists a short-term limit. CO2 is heavier than air and collects in low and enclosed areas, so it is a recognized confined-space asphyxiation hazard. Rising indoor CO2 also indicates inadequate ventilation. Confirm current limits with \u003ca href=\"https:\/\/www.osha.gov\/annotated-pels\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA's annotated PEL tables\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2 id=\"faq\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs carbon dioxide the same as carbon monoxide?\u003c\/h3\u003e\u003cp\u003eNo — CO2 (carbon dioxide) is an asphyxiant measured for air quality and ventilation; CO (carbon monoxide) is a toxic combustion gas. They need different instruments. For CO, see \u003ca href=\"\/collections\/carbon-monoxide-alarms-detectors\" title=\"Carbon Monoxide Alarms \u0026amp; Detectors\"\u003eCarbon Monoxide Alarms \u0026amp; Detectors\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat sensor detects CO2?\u003c\/h3\u003e\u003cp\u003eAn NDIR (infrared) sensor, which is stable, drift-resistant and long-life — the standard for CO2 measurement.\u003c\/p\u003e\n\u003ch3\u003eWhat is the OSHA limit for CO2?\u003c\/h3\u003e\u003cp\u003e5,000 ppm as an 8-hour time-weighted average per the \u003ca href=\"https:\/\/www.osha.gov\/annotated-pels\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA PEL\u003c\/a\u003e, with a short-term ACGIH limit as well.\u003c\/p\u003e\n\u003ch3\u003eWhy monitor CO2 indoors?\u003c\/h3\u003e\u003cp\u003eRising CO2 signals inadequate fresh-air ventilation; CO2 meters are used to verify ventilation in schools, offices and HVAC commissioning.\u003c\/p\u003e\n\u003ch3\u003eIs CO2 a confined-space hazard?\u003c\/h3\u003e\u003cp\u003eYes — CO2 is heavier than air, displaces oxygen and collects in low or enclosed spaces, making it an asphyxiation hazard at high concentrations.\u003c\/p\u003e\n\u003ch3\u003eWhere else is CO2 monitoring used?\u003c\/h3\u003e\u003cp\u003eBreweries and beverage operations, greenhouses and grow rooms, and around CO2 fire-suppression systems.\u003c\/p\u003e\n\u003ch3\u003eDoes a CO2 meter need calibration?\u003c\/h3\u003e\u003cp\u003eNDIR sensors are stable; verify periodically against fresh outdoor air (about 400 ppm) or a calibration standard per the manual.\u003c\/p\u003e\n\u003ch3\u003eCan a 4-gas monitor read CO2?\u003c\/h3\u003e\u003cp\u003eMost standard 4-gas monitors (O2\/LEL\/CO\/H2S) do not include CO2; you need a CO2-specific meter or a monitor with a CO2 channel.\u003c\/p\u003e\n\u003ch3\u003eDoes the Amprobe CO2-100 show temperature?\u003c\/h3\u003e\u003cp\u003eYes — the \u003ca href=\"\/products\/amprobe-co2-100-carbon-dioxide-meter\" title=\"Amprobe CO2-100\"\u003eAmprobe CO2-100\u003c\/a\u003e reports temperature and humidity alongside CO2.\u003c\/p\u003e\n\u003ch3\u003ePortable or fixed CO2 monitoring?\u003c\/h3\u003e\u003cp\u003eHandheld meters cover spot checks and IAQ; fixed CO2 monitoring exists for grow rooms, breweries and CO2-suppression areas. See \u003ca href=\"\/collections\/fixed-gas-detection-systems\" title=\"Fixed Gas Detection Systems\"\u003eFixed Gas Detection Systems\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"background:#1a2733;border:1px dashed #4fc3f7;padding:16px 20px;margin:30px 0 18px 0;color:#cfd8dc;font-size:0.92em;\"\u003e\n\u003cstrong style=\"color:#4fc3f7;\"\u003eWhy trust this carbon dioxide detector collection?\u003c\/strong\u003e WC Safety is an independent industrial safety-equipment retailer. This collection is curated on detection principle, gas coverage and certification, grounded in published OSHA standards and manufacturer data — not paid placement. Disclosed: we earn Amazon affiliate commissions on outbound links; that does not influence what we recommend.\u003c\/div\u003e\n\u003cdiv style=\"background:#1a2733;border-left:4px solid #4fc3f7;padding:18px 22px;margin:18px 0;color:#cfd8dc;font-size:0.92em;\"\u003e\n\u003cstrong style=\"color:#4fc3f7;\"\u003eCurated by Steven Eaton, WC Safety Editorial\u003c\/strong\u003e — Industrial safety-equipment desk · atmospheric monitoring and chemical-specific gas detection.\u003cbr\u003e\n\u003cstrong\u003eLast reviewed:\u003c\/strong\u003e \u003ctime datetime=\"2026-06-22\"\u003eJune 22, 2026\u003c\/time\u003e · \u003cstrong\u003eSources:\u003c\/strong\u003e OSHA Annotated PEL tables, OSHA 29 CFR 1910, ACGIH Threshold Limit Values, manufacturer data sheets.\u003c\/div\u003e\n\u003cdiv style=\"background:#2a2520;border-left:4px solid #ff9800;padding:16px 20px;margin:18px 0;color:#f5e6d3;font-size:0.92em;\"\u003e\n\u003cstrong style=\"color:#ffb74d;\"\u003eDisclosure.\u003c\/strong\u003e WC Safety participates in the Amazon Associates Program (tag wcsafety04-20). Buyer guidance only, not medical, legal or regulatory advice — confirm gas-detection requirements against the applicable OSHA standard and, for commercial programs, a Certified Industrial Hygienist (CIH).\u003c\/div\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n \"@context\": \"https:\/\/schema.org\",\n \"@graph\": [\n  {\n   \"@type\": \"CollectionPage\",\n   \"@id\": \"https:\/\/wcsafety.com\/collections\/carbon-dioxide-detectors#collection\",\n   \"name\": \"Carbon Dioxide (CO2) Detectors\",\n   \"description\": \"Shop carbon dioxide (CO2) detectors — NDIR handheld meters for indoor air quality, ventilation and confined-space CO2. Note: CO2 is not carbon monoxide.\",\n   \"url\": \"https:\/\/wcsafety.com\/collections\/carbon-dioxide-detectors\",\n   \"isPartOf\": {\n    \"@type\": \"WebSite\",\n    \"name\": \"WC Safety\",\n    \"url\": \"https:\/\/wcsafety.com\"\n   },\n   \"breadcrumb\": {\n    \"@id\": \"https:\/\/wcsafety.com\/collections\/carbon-dioxide-detectors#breadcrumb\"\n   }\n  },\n  {\n   \"@type\": \"FAQPage\",\n   \"mainEntity\": [\n    {\n     \"@type\": \"Question\",\n     \"name\": \"Is carbon dioxide the same as carbon monoxide?\",\n     \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"No — CO2 (carbon dioxide) is an asphyxiant measured for air quality and ventilation; CO (carbon monoxide) is a toxic combustion gas. They need different instruments. For CO, see Carbon Monoxide Alarms \u0026 Detectors.\"\n     }\n    },\n    {\n     \"@type\": \"Question\",\n     \"name\": \"What sensor detects CO2?\",\n     \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"An NDIR (infrared) sensor, which is stable, drift-resistant and long-life — the standard for CO2 measurement.\"\n     }\n    },\n    {\n     \"@type\": \"Question\",\n     \"name\": \"What is the OSHA limit for CO2?\",\n     \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"5,000 ppm as an 8-hour time-weighted average per the OSHA PEL, with a short-term ACGIH limit as well.\"\n     }\n    },\n    {\n     \"@type\": \"Question\",\n     \"name\": \"Why monitor CO2 indoors?\",\n     \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"Rising CO2 signals inadequate fresh-air ventilation; CO2 meters are used to verify ventilation in schools, offices and HVAC commissioning.\"\n     }\n    },\n    {\n     \"@type\": \"Question\",\n     \"name\": \"Is CO2 a confined-space hazard?\",\n     \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"Yes — CO2 is heavier than air, displaces oxygen and collects in low or enclosed spaces, making it an asphyxiation hazard at high concentrations.\"\n     }\n    },\n    {\n     \"@type\": \"Question\",\n     \"name\": \"Where else is CO2 monitoring used?\",\n     \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"Breweries and beverage operations, greenhouses and grow rooms, and around CO2 fire-suppression systems.\"\n     }\n    },\n    {\n     \"@type\": \"Question\",\n     \"name\": \"Does a CO2 meter need calibration?\",\n     \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"NDIR sensors are stable; verify periodically against fresh outdoor air (about 400 ppm) or a calibration standard per the manual.\"\n     }\n    },\n    {\n     \"@type\": \"Question\",\n     \"name\": \"Can a 4-gas monitor read CO2?\",\n     \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"Most standard 4-gas monitors (O2\/LEL\/CO\/H2S) do not include CO2; you need a CO2-specific meter or a monitor with a CO2 channel.\"\n     }\n    },\n    {\n     \"@type\": \"Question\",\n     \"name\": \"Does the Amprobe CO2-100 show temperature?\",\n     \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"Yes — the Amprobe CO2-100 reports temperature and humidity alongside CO2.\"\n     }\n    },\n    {\n     \"@type\": \"Question\",\n     \"name\": \"Portable or fixed CO2 monitoring?\",\n     \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"Handheld meters cover spot checks and IAQ; fixed CO2 monitoring exists for grow rooms, breweries and CO2-suppression areas. See Fixed Gas Detection Systems.\"\n     }\n    }\n   ]\n  },\n  {\n   \"@type\": \"BreadcrumbList\",\n   \"@id\": \"https:\/\/wcsafety.com\/collections\/carbon-dioxide-detectors#breadcrumb\",\n   \"itemListElement\": [\n    {\n     \"@type\": \"ListItem\",\n     \"position\": 1,\n     \"name\": \"Home\",\n     \"item\": \"https:\/\/wcsafety.com\/\"\n    },\n    {\n     \"@type\": \"ListItem\",\n     \"position\": 2,\n     \"name\": \"Gas Detectors\",\n     \"item\": \"https:\/\/wcsafety.com\/collections\/gas-detectors\"\n    },\n    {\n     \"@type\": \"ListItem\",\n     \"position\": 3,\n     \"name\": \"Carbon Dioxide (CO2) Detectors\"\n    }\n   ]\n  }\n ]\n}\n\u003c\/script\u003e","products":[{"product_id":"amprobe-co2-100-carbon-dioxide-meter","title":"Amprobe CO2-100 Handheld Carbon Dioxide Meter (CO2, IAQ)","description":"\u003c!-- PRODUCT B0046HEFEU | tag portable-gas-detector | TODO: add matching Product Review + best-of guide links when those silo layers exist --\u003e\n\n\u003cdiv style=\"background:#1a1a1a;border-left:4px solid #ff9800;padding:14px 18px;margin:0 0 18px 0;color:#f5e6d3;font-size:0.95em;\"\u003e\n\u003cstrong style=\"color:#ffb74d;\"\u003eEditor’s note:\u003c\/strong\u003e the Amprobe CO2-100 is one of the instruments we curate in our \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e buyer’s hub. Compare it with the \u003ca href=\"\/products\/forensics-voc-detector\" title=\"Forensics VOC Detector\"\u003eForensics VOC Detector\u003c\/a\u003e below before you order.\u003c\/div\u003e\n\n\u003ch2 id=\"top\"\u003eAmprobe CO2-100 Handheld Carbon Dioxide Meter — CO2, Temp \u0026amp; Humidity\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eAmprobe CO2-100\u003c\/strong\u003e is a handheld carbon dioxide meter that also reads temperature and humidity — the \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"portable gas detector\"\u003eportable gas detector\u003c\/a\u003e for indoor air quality and ventilation, covering the CO2 hazard a four-gas (O2\/LEL\/CO\/H2S) monitor doesn’t measure.\u003c\/p\u003e\n\n\u003cp style=\"font-size:0.9em;color:#bdae9d;margin:10px 0 18px 0;\"\u003eJump to: \u003ca href=\"#features\" style=\"color:#ffb74d;\"\u003eFeatures\u003c\/a\u003e · \u003ca href=\"#specs\" style=\"color:#ffb74d;\"\u003eSpecs\u003c\/a\u003e · \u003ca href=\"#compatibility\" style=\"color:#ffb74d;\"\u003eWhat it detects\u003c\/a\u003e · \u003ca href=\"#comparison\" style=\"color:#ffb74d;\"\u003eComparison\u003c\/a\u003e · \u003ca href=\"#faq\" style=\"color:#ffb74d;\"\u003eFAQ\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe Amprobe CO2-100 is a handheld NDIR carbon dioxide meter that also measures temperature and humidity for indoor air quality and ventilation assessment.\u003c\/p\u003e\n\n\u003ch3 id=\"features\"\u003eKey features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eMeasures carbon dioxide (CO2) for indoor air quality and ventilation assessment\u003c\/li\u003e\n\u003cli\u003eNDIR infrared CO2 sensor for stable, drift-resistant readings\u003c\/li\u003e\n\u003cli\u003eAlso reads temperature and humidity for full IAQ snapshots\u003c\/li\u003e\n\u003cli\u003eHandheld and simple for walk-around CO2 checks\u003c\/li\u003e\n\u003cli\u003eTrusted Amprobe instrument with a strong review base\u003c\/li\u003e\n\u003cli\u003eFills the CO2 gap that O2\/LEL\/CO\/H2S monitors don't cover\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"display:flex;gap:14px;flex-wrap:wrap;margin:18px 0;\"\u003e\n\u003cdiv style=\"flex:1;min-width:240px;background:#1b3a2a;border:1px solid #4caf50;border-radius:6px;padding:14px 18px;\"\u003e\n\u003cstrong style=\"color:#81c784;\"\u003ePros\u003c\/strong\u003e\u003cul style=\"margin:8px 0 0 0;\"\u003e\n\u003cli\u003eNDIR sensor (stable, long-life)\u003c\/li\u003e\n\u003cli\u003eAdds temp + humidity\u003c\/li\u003e\n\u003cli\u003eTrusted Amprobe brand\u003c\/li\u003e\n\u003cli\u003eStrong review record\u003c\/li\u003e\n\u003cli\u003eSimple handheld operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:240px;background:#3a1e1e;border:1px solid #ef5350;border-radius:6px;padding:14px 18px;\"\u003e\n\u003cstrong style=\"color:#e57373;\"\u003eCons\u003c\/strong\u003e\u003cul style=\"margin:8px 0 0 0;\"\u003e\n\u003cli\u003eCO2 only (not the 4 atmospheric gases or toxics)\u003c\/li\u003e\n\u003cli\u003eIAQ-focused, not a confined-space instrument\u003c\/li\u003e\n\u003cli\u003eBattery powered\u003c\/li\u003e\n\u003cli\u003eNot explosion-rated for flammable atmospheres\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch3 id=\"specs\"\u003eSpecifications\u003c\/h3\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;background:#1a1a1a;margin:14px 0;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#2a2a2a;\"\u003e\n\u003cth style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eGas detected\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eCarbon dioxide (CO2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eSensor\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eNDIR (infrared)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eAlso measures\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eTemperature \u0026amp; humidity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eAlarm\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eAudible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eDisplay\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eDigital\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003ePower\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eBattery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"color:#ffb74d;padding:8px 10px;border:1px solid #3a3a3a;white-space:nowrap;\"\u003eUse\u003c\/td\u003e\n\u003ctd style=\"color:#e0e0e0;padding:8px 10px;border:1px solid #3a3a3a;\"\u003eIndoor air quality, ventilation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\n\u003ch3\u003eWhere the Amprobe CO2-100 fits\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eIndoor air-quality and ventilation checks\u003c\/li\u003e\n\u003cli\u003eSchools, offices and HVAC commissioning\u003c\/li\u003e\n\u003cli\u003eGreenhouse and grow-room CO2\u003c\/li\u003e\n\u003cli\u003eBreweries and beverage CO2 awareness\u003c\/li\u003e\n\u003cli\u003eConfirming ventilation adequacy\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 id=\"compatibility\"\u003eWhat the Amprobe CO2-100 detects (and what it doesn’t)\u003c\/h2\u003e\n\n\u003cp\u003eThe CO2-100 measures \u003cstrong\u003ecarbon dioxide (CO2)\u003c\/strong\u003e plus temperature and humidity — not oxygen, combustible LEL, CO or toxics. Note CO2 is distinct from carbon monoxide (CO): for CO use a \u003ca href=\"\/products\/forensics-detectors-4-gas-meter-confined-space\" title=\"4 gas meter\"\u003e4 gas meter\u003c\/a\u003e or a \u003ca href=\"\/collections\/carbon-monoxide-alarms-detectors\" title=\"Carbon Monoxide Alarms \u0026amp; Detectors\"\u003eCarbon Monoxide Alarms \u0026amp; Detectors\u003c\/a\u003e alarm. It is an indoor-air-quality instrument, not an explosion-rated confined-space monitor. For VOCs use the \u003ca href=\"\/products\/forensics-voc-detector\" title=\"Forensics VOC Detector\"\u003eForensics VOC Detector\u003c\/a\u003e. Replace batteries as needed; the NDIR sensor is long-life.\u003c\/p\u003e\n\n\u003cp\u003eCross-shopping? This unit sits in our \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e hub alongside \u003ca href=\"\/products\/forensics-voc-detector\" title=\"Forensics VOC Detector\"\u003eForensics VOC Detector\u003c\/a\u003e, \u003ca href=\"\/products\/forensics-ammonia-detector-nh3\" title=\"Forensics Ammonia Detector\"\u003eForensics Ammonia Detector\u003c\/a\u003e, \u003ca href=\"\/products\/forensics-chlorine-analyzer-cl2\" title=\"Forensics Chlorine Analyzer\"\u003eForensics Chlorine Analyzer\u003c\/a\u003e, \u003ca href=\"\/products\/forensics-sulfur-dioxide-analyzer-so2\" title=\"Forensics SO2 Analyzer\"\u003eForensics SO2 Analyzer\u003c\/a\u003e. For other gas-detection form factors see \u003ca href=\"\/collections\/personal-gas-detectors\" title=\"Personal \u0026amp; Wearable Gas Detectors\"\u003ePersonal \u0026amp; Wearable Gas Detectors\u003c\/a\u003e, \u003ca href=\"\/collections\/fixed-gas-detection-systems\" title=\"Fixed Gas Detection Systems\"\u003eFixed Gas Detection Systems\u003c\/a\u003e, \u003ca href=\"\/collections\/area-gas-monitors\" title=\"Area \u0026amp; Transportable Gas Monitors\"\u003eArea \u0026amp; Transportable Gas Monitors\u003c\/a\u003e, or browse the full \u003ca href=\"\/collections\/gas-detectors\" title=\"Gas Detectors\"\u003eGas Detectors\u003c\/a\u003e range.\u003c\/p\u003e\n\n\u003ch2 id=\"comparison\"\u003eWhere the Amprobe CO2-100 fits\u003c\/h2\u003e\n\n\u003cp\u003eThe CO2-100 covers carbon dioxide and indoor air quality — a gap separate from the four-gas confined-space set. For O2\/LEL\/CO\/H2S use a \u003ca href=\"\/products\/forensics-detectors-4-gas-meter-confined-space\" title=\"Forensics 4 Gas Meter\"\u003eForensics 4 Gas Meter\u003c\/a\u003e; for VOCs the \u003ca href=\"\/products\/forensics-voc-detector\" title=\"Forensics VOC Detector\"\u003eForensics VOC Detector\u003c\/a\u003e; for carbon monoxide specifically the \u003ca href=\"\/collections\/carbon-monoxide-alarms-detectors\" title=\"Carbon Monoxide Alarms \u0026amp; Detectors\"\u003eCarbon Monoxide Alarms \u0026amp; Detectors\u003c\/a\u003e range.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eChoose the \u003cstrong\u003eAmprobe CO2-100\u003c\/strong\u003e for CO2 and indoor air-quality\/ventilation checks.\u003c\/li\u003e\n\u003cli\u003eDon’t confuse CO2 with carbon monoxide — for CO use a \u003ca href=\"\/products\/forensics-detectors-4-gas-meter-confined-space\" title=\"4 gas meter\"\u003e4 gas meter\u003c\/a\u003e or \u003ca href=\"\/collections\/carbon-monoxide-alarms-detectors\" title=\"Carbon Monoxide Alarms \u0026amp; Detectors\"\u003eCarbon Monoxide Alarms \u0026amp; Detectors\u003c\/a\u003e alarm.\u003c\/li\u003e\n\u003cli\u003eFor VOCs, use the \u003ca href=\"\/products\/forensics-voc-detector\" title=\"Forensics VOC Detector\"\u003eForensics VOC Detector\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 id=\"faq\"\u003eFrequently asked questions\u003c\/h2\u003e\n\n\u003ch3\u003eWhat does the Amprobe CO2-100 measure?\u003c\/h3\u003e\u003cp\u003eCarbon dioxide (CO2), plus temperature and humidity. It does not measure carbon monoxide (CO), oxygen, combustibles or toxics — for those see the \u003ca href=\"\/collections\/gas-detectors\" title=\"Gas Detectors\"\u003eGas Detectors\u003c\/a\u003e range.\u003c\/p\u003e\n\u003ch3\u003eIs CO2 the same as carbon monoxide?\u003c\/h3\u003e\u003cp\u003eNo — CO2 (carbon dioxide) and CO (carbon monoxide) are different gases. The CO2-100 reads CO2 for air quality; for CO hazard use a \u003ca href=\"\/products\/forensics-detectors-4-gas-meter-confined-space\" title=\"4 gas meter\"\u003e4 gas meter\u003c\/a\u003e or a \u003ca href=\"\/collections\/carbon-monoxide-alarms-detectors\" title=\"Carbon Monoxide Alarms \u0026amp; Detectors\"\u003eCarbon Monoxide Alarms \u0026amp; Detectors\u003c\/a\u003e alarm.\u003c\/p\u003e\n\u003ch3\u003eWhat sensor does it use?\u003c\/h3\u003e\u003cp\u003eAn NDIR (infrared) CO2 sensor, which is stable and long-life compared with cheaper sensor types.\u003c\/p\u003e\n\u003ch3\u003eWhat is it used for?\u003c\/h3\u003e\u003cp\u003eIndoor air-quality and ventilation checks — schools, offices, HVAC commissioning, greenhouses and beverage CO2 awareness.\u003c\/p\u003e\n\u003ch3\u003eDoes it measure ventilation adequacy?\u003c\/h3\u003e\u003cp\u003eYes — rising CO2 indicates inadequate fresh-air ventilation, so the CO2-100 is commonly used to verify ventilation in occupied spaces.\u003c\/p\u003e\n\u003ch3\u003eIs it explosion-rated for flammable areas?\u003c\/h3\u003e\u003cp\u003eNo — it is an IAQ instrument, not a confined-space or hazardous-area monitor. For flammable atmospheres use a rated \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e or \u003ca href=\"\/collections\/fixed-gas-detection-systems\" title=\"Fixed Gas Detection Systems\"\u003eFixed Gas Detection Systems\u003c\/a\u003e instrument.\u003c\/p\u003e\n\u003ch3\u003eDoes it also show temperature and humidity?\u003c\/h3\u003e\u003cp\u003eYes — it reports temperature and relative humidity alongside CO2 for a fuller air-quality snapshot.\u003c\/p\u003e\n\u003ch3\u003eHow is it powered?\u003c\/h3\u003e\u003cp\u003eIt runs on batteries; keep spares for extended survey work.\u003c\/p\u003e\n\u003ch3\u003eCan it be used for grow rooms or breweries?\u003c\/h3\u003e\u003cp\u003eYes — CO2 monitoring is common in greenhouses, grow rooms and beverage operations where CO2 levels need tracking.\u003c\/p\u003e\n\u003ch3\u003eIs it in stock and how does it ship?\u003c\/h3\u003e\u003cp\u003eUse the Amazon buy button for current availability and delivery timing through our fulfillment partner.\u003c\/p\u003e\n\u003ch3\u003eDoes it need calibration?\u003c\/h3\u003e\u003cp\u003eNDIR CO2 sensors are stable; verify periodically against fresh outdoor air (~400 ppm) or a calibration standard per the manual.\u003c\/p\u003e\n\u003ch3\u003eWhat if I need both CO2 and the four atmospheric gases?\u003c\/h3\u003e\u003cp\u003eCarry both — the CO2-100 for CO2 and a \u003ca href=\"\/products\/forensics-detectors-4-gas-meter-confined-space\" title=\"4 gas meter\"\u003e4 gas meter\u003c\/a\u003e for O2\/LEL\/CO\/H2S.\u003c\/p\u003e\n\n\u003cdiv style=\"background:#1a1a1a;border:1px solid #3a3a3a;border-radius:6px;padding:16px 18px;margin:22px 0;\"\u003e\n\u003cp style=\"margin:0 0 10px 0;color:#f5e6d3;\"\u003eReady to order the \u003cstrong\u003eAmprobe CO2-100\u003c\/strong\u003e? Add it to your cart above, or check the current Amazon price below. Compare it against the rest of our \u003ca href=\"\/collections\/portable-gas-detectors\" title=\"Portable Gas Detectors\"\u003ePortable Gas Detectors\u003c\/a\u003e lineup before you buy.\u003c\/p\u003e\n\u003cp style=\"display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:0;\"\u003e\u003ca href=\"https:\/\/www.amazon.com\/dp\/B0046HEFEU?tag=wcsafety04-20\" rel=\"sponsored nofollow noopener\" target=\"_blank\" style=\"display:inline-block;background:#FFD814;color:#0F1111;padding:13px 26px;text-decoration:none;font-weight:bold;border-radius:4px;border:1px solid #FCD200;\"\u003eCHECK PRICE ON AMAZON →\u003c\/a\u003e\u003cspan style=\"font-size:0.8em;color:#bdae9d;\"\u003eAs an Amazon Associate, WC Safety earns from qualifying purchases.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#1a2733;border:1px dashed #4fc3f7;padding:16px 20px;margin:30px 0 18px 0;color:#cfd8dc;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#4fc3f7;\"\u003eWhy trust this Amprobe page?\u003c\/strong\u003e WC Safety is an independent industrial safety-equipment retailer serving safety managers, procurement teams and field supervisors. The specifications here are taken from the manufacturer’s published listing for Amprobe CO2-100 and framed against \u003ca href=\"https:\/\/www.osha.gov\/laws-regs\/regulations\/standardnumber\/1910\/1910.146\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA 29 CFR 1910.146\u003c\/a\u003e and \u003ca href=\"https:\/\/www.osha.gov\/annotated-pels\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA Permissible Exposure Limits\u003c\/a\u003e. Disclosed: WC Safety earns Amazon affiliate commissions on outbound clicks; that does not influence the specs shown or our lineup.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1a2733;border-left:4px solid #4fc3f7;padding:18px 22px;margin:18px 0;color:#cfd8dc;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#4fc3f7;\"\u003eBy Steven Eaton, WC Safety Editorial\u003c\/strong\u003e — Industrial safety-equipment desk · specialization: atmospheric monitoring, gas detection and instrument selection.\u003cbr\u003e\n  \u003cstrong\u003eLast updated:\u003c\/strong\u003e \u003ctime datetime=\"2026-06-22\"\u003eJune 22, 2026\u003c\/time\u003e · \u003cstrong\u003eSources reviewed:\u003c\/strong\u003e manufacturer product listing \u0026amp; specifications, OSHA 29 CFR 1910.146, OSHA Annotated PEL tables, ACGIH Threshold Limit Values.\u003cbr\u003e\n  \u003cstrong\u003eEditorial standard:\u003c\/strong\u003e \u003cem\u003eZero sponsored listings. No manufacturer input. Specs verified against the manufacturer’s published data.\u003c\/em\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1a2733;border-left:4px solid #4fc3f7;padding:16px 20px;margin:18px 0;color:#cfd8dc;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#4fc3f7;\"\u003eHow this page is maintained.\u003c\/strong\u003e Specifications and pricing are reviewed against the manufacturer’s current listing and re-checked whenever the lineup changes. Gas-detection guidance follows \u003ca href=\"https:\/\/www.osha.gov\/laws-regs\/regulations\/standardnumber\/1910\/1910.146\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA 1910.146\u003c\/a\u003e and \u003ca href=\"https:\/\/www.osha.gov\/annotated-pels\" rel=\"noopener\" target=\"_blank\" style=\"color:#4fc3f7;\"\u003eOSHA PELs\u003c\/a\u003e, cross-referenced with ACGIH TLVs.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#2a2520;border-left:4px solid #ff9800;padding:16px 20px;margin:18px 0;color:#f5e6d3;font-size:0.92em;\"\u003e\n  \u003cstrong style=\"color:#ffb74d;\"\u003eDisclosure.\u003c\/strong\u003e WC Safety participates in the Amazon Associates Program and earns commissions on qualifying purchases through outbound links on this page (tag wcsafety04-20). We are not sponsored by any instrument manufacturer. This page is buyer guidance, not medical, legal or regulatory advice — confirm gas-detection requirements for your site against the applicable OSHA standard and, for commercial monitoring programs, a Certified Industrial Hygienist (CIH).\n\u003c\/div\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"Product\", \"@id\": \"https:\/\/wcsafety.com\/products\/amprobe-co2-100-carbon-dioxide-meter#product\", \"name\": \"Amprobe CO2-100 Handheld Carbon Dioxide Meter (CO2, IAQ)\", \"description\": \"Amprobe CO2-100 handheld carbon dioxide meter — CO2, temperature and humidity for indoor air quality and ventilation checks. Order at WC Safety.\", \"sku\": \"B0046HEFEU\", \"mpn\": \"CO2-100\", \"image\": [\"https:\/\/wcsafety.com\/cdn\/shop\/products\/amprobe-co2-100-carbon-dioxide-meter.jpg\"], \"brand\": {\"@type\": \"Brand\", \"name\": \"Amprobe\"}, \"category\": \"Portable Gas Detector\", \"isPartOf\": {\"@type\": \"CollectionPage\", \"@id\": \"https:\/\/wcsafety.com\/collections\/portable-gas-detectors#collection\", \"name\": \"Portable Gas Detectors\", \"url\": \"https:\/\/wcsafety.com\/collections\/portable-gas-detectors\"}, \"isRelatedTo\": [{\"@type\": \"Product\", \"name\": \"Forensics VOC Detector\", \"url\": \"https:\/\/wcsafety.com\/products\/forensics-voc-detector\"}, {\"@type\": \"Product\", \"name\": \"Forensics Ammonia (NH3) Detector\", \"url\": \"https:\/\/wcsafety.com\/products\/forensics-ammonia-detector-nh3\"}, {\"@type\": \"Product\", \"name\": \"Forensics Chlorine (Cl2) Analyzer\", \"url\": \"https:\/\/wcsafety.com\/products\/forensics-chlorine-analyzer-cl2\"}, {\"@type\": \"Product\", \"name\": \"Forensics Sulfur Dioxide (SO2) Analyzer\", \"url\": \"https:\/\/wcsafety.com\/products\/forensics-sulfur-dioxide-analyzer-so2\"}, {\"@type\": \"Product\", \"name\": \"ATO Ozone (O3) Gas Detector\", \"url\": \"https:\/\/wcsafety.com\/products\/ato-ozone-gas-detector-o3\"}, {\"@type\": \"Product\", \"name\": \"ATO Handheld 4 Gas Detector\", \"url\": \"https:\/\/wcsafety.com\/products\/ato-handheld-4-gas-detector\"}, {\"@type\": \"Product\", \"name\": \"Forensics Mini 4 Gas Monitor\", \"url\": \"https:\/\/wcsafety.com\/products\/forensics-mini-4-gas-monitor\"}, {\"@type\": \"Product\", \"name\": \"Forensics Detectors 4 Gas Meter\", \"url\": \"https:\/\/wcsafety.com\/products\/forensics-detectors-4-gas-meter-confined-space\"}, {\"@type\": \"Product\", \"name\": \"Forensics Detectors 4 Gas Monitor with Pump\", \"url\": \"https:\/\/wcsafety.com\/products\/forensics-detectors-4-gas-monitor-with-pump\"}], \"offers\": {\"@type\": \"Offer\", \"url\": \"https:\/\/wcsafety.com\/products\/amprobe-co2-100-carbon-dioxide-meter\", \"priceCurrency\": \"USD\", \"price\": \"415.00\", \"availability\": \"https:\/\/schema.org\/InStock\", \"seller\": {\"@type\": \"Organization\", \"name\": \"WC Safety\"}}}, {\"@type\": \"BreadcrumbList\", \"@id\": \"https:\/\/wcsafety.com\/products\/amprobe-co2-100-carbon-dioxide-meter#breadcrumb\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/wcsafety.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Gas Detectors\", \"item\": \"https:\/\/wcsafety.com\/collections\/gas-detectors\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Portable Gas Detectors\", \"item\": \"https:\/\/wcsafety.com\/collections\/portable-gas-detectors\"}, {\"@type\": \"ListItem\", \"position\": 4, \"name\": \"Amprobe CO2-100 Handheld Carbon Dioxide Meter (CO2, IAQ)\"}]}, {\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does the Amprobe CO2-100 measure?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Carbon dioxide (CO2), plus temperature and humidity. It does not measure carbon monoxide (CO), oxygen, combustibles or toxics — for those see the Gas Detectors range.\"}}, {\"@type\": \"Question\", \"name\": \"Is CO2 the same as carbon monoxide?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — CO2 (carbon dioxide) and CO (carbon monoxide) are different gases. The CO2-100 reads CO2 for air quality; for CO hazard use a 4 gas meter or a Carbon Monoxide Alarms \u0026 Detectors alarm.\"}}, {\"@type\": \"Question\", \"name\": \"What sensor does it use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"An NDIR (infrared) CO2 sensor, which is stable and long-life compared with cheaper sensor types.\"}}, {\"@type\": \"Question\", \"name\": \"What is it used for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Indoor air-quality and ventilation checks — schools, offices, HVAC commissioning, greenhouses and beverage CO2 awareness.\"}}, {\"@type\": \"Question\", \"name\": \"Does it measure ventilation adequacy?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — rising CO2 indicates inadequate fresh-air ventilation, so the CO2-100 is commonly used to verify ventilation in occupied spaces.\"}}, {\"@type\": \"Question\", \"name\": \"Is it explosion-rated for flammable areas?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — it is an IAQ instrument, not a confined-space or hazardous-area monitor. For flammable atmospheres use a rated Portable Gas Detectors or Fixed Gas Detection Systems instrument.\"}}, {\"@type\": \"Question\", \"name\": \"Does it also show temperature and humidity?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — it reports temperature and relative humidity alongside CO2 for a fuller air-quality snapshot.\"}}, {\"@type\": \"Question\", \"name\": \"How is it powered?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It runs on batteries; keep spares for extended survey work.\"}}, {\"@type\": \"Question\", \"name\": \"Can it be used for grow rooms or breweries?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — CO2 monitoring is common in greenhouses, grow rooms and beverage operations where CO2 levels need tracking.\"}}, {\"@type\": \"Question\", \"name\": \"Is it in stock and how does it ship?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Use the Amazon buy button for current availability and delivery timing through our fulfillment partner.\"}}, {\"@type\": \"Question\", \"name\": \"Does it need calibration?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"NDIR CO2 sensors are stable; verify periodically against fresh outdoor air (~400 ppm) or a calibration standard per the manual.\"}}, {\"@type\": \"Question\", \"name\": \"What if I need both CO2 and the four atmospheric gases?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Carry both — the CO2-100 for CO2 and a 4 gas meter for O2\/LEL\/CO\/H2S.\"}}]}, {\"@type\": \"Organization\", \"@id\": \"https:\/\/wcsafety.com\/#org\", \"name\": \"WC Safety\", \"url\": \"https:\/\/wcsafety.com\", \"logo\": \"https:\/\/wcsafety.com\/cdn\/shop\/files\/logo.png\"}, {\"@type\": \"Person\", \"@id\": \"https:\/\/wcsafety.com\/#editor\", \"name\": \"Steven Eaton\", \"jobTitle\": \"Editorial Lead\", \"worksFor\": {\"@id\": \"https:\/\/wcsafety.com\/#org\"}, \"knowsAbout\": [\"industrial gas detection\", \"atmospheric monitoring\", \"personal protective equipment\"]}, {\"@type\": \"Brand\", \"name\": \"Amprobe\"}]}\n\u003c\/script\u003e","brand":"Amprobe","offers":[{"title":"Default Title","offer_id":44266961109080,"sku":"B0046HEFEU","price":415.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0594\/1900\/0920\/files\/8136Fm-hAML._AC_SL1500.jpg?v=1782133081"}],"url":"https:\/\/wcsafety.com\/collections\/carbon-dioxide-detectors.oembed","provider":"WC Safety","version":"1.0","type":"link"}