{"product_id":"formaldehyde-sensor","title":"Formaldehyde Sensor (CH2O) | 0 - 10 ppm |","description":"\u003cp\u003e\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eModel: \u003c\/b\u003eFD-CH2O-SENSOR\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cb\u003eDatasheet:\u003cspan\u003e \u003c\/span\u003e\u003c\/b\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/3012\/7408\/files\/09._S4-CH2O_Datasheet_-_Copy.pdf?v=1743722491\"\u003e\u003cspan\u003eClick Here PDF\u003c\/span\u003e\u003c\/a\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan class=\"s1\"\u003e\u003cspan\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"s1\"\u003e\u003cspan\u003e\u003cb\u003eAvailability: \u003c\/b\u003eUsually in stock\u003cbr\u003e\u003cstrong\u003eCompatible:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.forensicsdetectors.com\/products\/formaldehyde-detector?_pos=1\u0026amp;_psq=Formaldehyde\"\u003eFD-90A-CH2O\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e⚛️ \u003c\/span\u003eHigh precision and long life (2 years)\u003c\/li\u003e\n\u003cli\u003e🚄 Fast response speed, fast return to zero\u003c\/li\u003e\n\u003cli\u003e🔋 Low power consumption, high sensitivity\u003c\/li\u003e\n\u003cli\u003e🔬Wide linear range, strong anti-interference ability\u003c\/li\u003e\n\u003cli\u003e💪 Excellent repeatability and stability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThese are generic CH2O\u003cspan class=\"s1\"\u003e \u003c\/span\u003esensors used as the pin-to-pin replacement of the standard 4-series electrochemical sensors. It is used throughout many gas detector brands and is an excellent CH2O gas sensor replacement element.\u003c\/p\u003e\n\u003cp data-pm-slice=\"1 1 []\"\u003eOur CH2O sensor employs an advanced electrolytic mechanism where formaldehyde and oxygen interact through precise redox reactions on specialized electrodes. By generating an electrical current directly proportional to the gas concentration, this sophisticated sensor enables accurate measurement of formaldehyde levels. The current's magnitude provides a quantitative assessment of CH2O presence in various industrial and environmental monitoring applications.\u003c\/p\u003e\n\u003cp data-pm-slice=\"1 1 []\"\u003eFormaldehyde detection technologies play a critical role across diverse industrial and municipal domains. From manufacturing facilities and municipal infrastructure to interior decoration and environmental monitoring, CH2O detectors provide comprehensive gas concentration insights. These advanced sensing systems enable precise measurement, early warning mechanisms, and critical monitoring, supporting public health, safety, and environmental protection in multiple application sectors.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstructions\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOnce replaced and installed in your gas detector or analyzer, please let it sit for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e24 hours\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eso the sensor can stabilize to your environment. This step is very important.\u003c\/li\u003e\n\u003cli\u003eThen undertake the appropriate zero and calibration for your specific gas detector. See your gas detector manufacturer's specific instructions.\u003c\/li\u003e\n\u003cli\u003eOnce calibrated, your gas analyzer will be ready for use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDetection Principle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectrochemical Three Electrodes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDetection Gas\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCH2O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDetection Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0-10 PPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Load Concentration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 PPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensitivity (20°C)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.55 ± 0.15 μA\/ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eZero Drift (-20°C-50°C)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;1 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.1 PPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResponse Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤90s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBias Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20°C-50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15%RH to 90%RH (no condensation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLong-term Stability\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;2% signal\/month\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLinearity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eto 200 PPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWork Pressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90 to 110 kPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShelf Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 months after delivery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eService Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 class=\"pro_t\"\u003eCross-Sensitivity Data\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth align=\"center\"\u003e\u003cstrong\u003eInterfering Gas\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth align=\"center\"\u003e\u003cstrong\u003eGas Concentration Used (ppm)\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth align=\"center\"\u003e\u003cstrong\u003eValue Displayed (ppm CH2O)\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eCO\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e50\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eC2H3OH\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e2000\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eCH3COOH\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e2000\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e-0.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eC2H4\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e100\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eCH4O\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e100\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"center\"\u003eC3H8O\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e100\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"FORENSICS DETECTORS","offers":[{"title":"Default Title","offer_id":46877869015263,"sku":"FD-90A-CH2O","price":195.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/3012\/7408\/files\/FormaldehydeSensors.jpg?v=1747263718","url":"https:\/\/www.forensicsdetectors.com\/en-de\/products\/formaldehyde-sensor","provider":"Forensics Detectors","version":"1.0","type":"link"}