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        "JB/T 11937-2014 Portable Infrared Gas Analyzers" specifies the terms and definitions, classification, requirements, test methods, inspection rules, marking, Encasement, transportation and storage of portable infrared gas analyzers. This standard applies to portable infrared gas analyzers (hereinafter referred to as instruments) that are battery-powered and have built-in pump suction measurement of mixed gas composition. This instrument utilizes infrared absorption characteristics for gas composition analysis and is widely used in the fields of environment monitoring, industrial safety and indoor air mass detection. The purpose of the standard is to ensure the accuracy, Reliability and Safety of the instrument in various application scenarios to meet the requirements of users for fast and accurate Gas Analysis.

        This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
        Status Active
        CCS (N53) 电化学、热化学、光学式分析仪器 ICS (71.040.01) 分析化学综合
        Release Date 2014-05-06 00:00:00 Implementation Date 2014-10-01 00:00:00
        53 in total
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        GUOYUGRA GY/VGD-200-C6H14-G n-hexane Detector, infrared detection 0-1% Vol
        $948.00 SE
        GUOYUGRA GY/VGD-200-C6H14-G n-hexane Detector, infrared detection 0-1% Vol
        0-1% Vol (optional 100% LEL)diffusion
        +Compare
        GUOYUGRA GY/VGD-200-R32-G refrigerant, refrigerant Detector, difluoromethane detection 0-1000ppm
        $635.00 SE
        GUOYUGRA GY/VGD-200-R32-G refrigerant, refrigerant Detector, difluoromethane detection 0-1000ppm
        R32 difluoromethane0-1000ppm (optional 2000, 5000ppm)diffusion
        +Compare
        GUOYUGRA GY/VGD-200-R32-G refrigerant, refrigerant Detector, difluoromethane gas 0-1000ppm
        $1199.00 SE
        GUOYUGRA GY/VGD-200-R32-G refrigerant, refrigerant Detector, difluoromethane gas 0-1000ppm
        R32 difluoromethane0-1000ppm (optional 2000, 5000ppm)diffusion
        +Compare
        GUOYUGRA GY/VGD-200-Ex-G (0-1000ppm) Combustible Gas Detector (IR)
        $823.00 SE
        GUOYUGRA GY/VGD-200-Ex-G (0-1000ppm) Combustible Gas Detector (IR)
        Ex0-1000ppm（5000ppm、10000ppm、5%Vol、50%Vol、100%Vol、100%LEL）diffusion
        +Compare
        GUOYUGRA GY/VGD-200-C4H10-G Butane Gas Detector Infrared detection 0-2% Vol
        $948.00 SE
        GUOYUGRA GY/VGD-200-C4H10-G Butane Gas Detector Infrared detection 0-2% Vol
        0-2%Voldiffusion
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        GUOYUGRA GY/VGD-200-C2H6O-G (0-5% Vol) Ethanol Detector (Infrared)
        $948.00 SE
        GUOYUGRA GY/VGD-200-C2H6O-G (0-5% Vol) Ethanol Detector (Infrared)
        C2H6O0-5%Vol、100%LELdiffusion
        +Compare
        GUOYUGRA GY/VGD-200-C2H4CL2-G (0-5.6% Vol) Dichloroethane Detector (Infrared)
        $948.00 SE
        GUOYUGRA GY/VGD-200-C2H4CL2-G (0-5.6% Vol) Dichloroethane Detector (Infrared)
        C2H4CL20-5.6%Voldiffusion
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        GUOYUGRA GY/VGD-200-Ex-G (0-5% LEL) Combustible Gas Detector (IR)
        $322.00 SE
        GUOYUGRA GY/VGD-200-Ex-G (0-5% LEL) Combustible Gas Detector (IR)
        Ex0-5% Vol (optional 50% Vol, 100% Vol, 100% LEL)diffusion
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        GUOYUGRA GY/VGD-200-CO2-G Carbon dioxide Gas Detector Infrared/0-2000ppm
        $397.00 SE
        GUOYUGRA GY/VGD-200-CO2-G Carbon dioxide Gas Detector Infrared/0-2000ppm
        CO20-2000PPM (optional 5000ppm, 50000ppm, 20% Vol, 50% Vol, 100% Vol)diffusion
        +Compare
        GUOYUGRA GY/VGD-200-C3H6O-G (0-2% Vol) Acetone Detector (Infrared)
        $948.00 SE
        GUOYUGRA GY/VGD-200-C3H6O-G (0-2% Vol) Acetone Detector (Infrared)
        C3H6O0-2%Vol、100%LELdiffusion
        +Compare
        GUOYUGRA GY/VGD-200-CO2-G (0-500ppm) carbon dioxide Detector, infrared/0-500ppm
        $823.00 SE
        GUOYUGRA GY/VGD-200-CO2-G (0-500ppm) carbon dioxide Detector, infrared/0-500ppm
        CO20-500PPM (optional 2000ppm, 5000ppm, 50000ppm, 20% Vol, 50% Vol, 100% Vol)diffusion
        +Compare
        GUOYUGRA GY/VGD-200-R407a-G Refrigerant, refrigerant Detector 0-1000ppm
        $1199.00 SE
        GUOYUGRA GY/VGD-200-R407a-G Refrigerant, refrigerant Detector 0-1000ppm
        R407a0-1000ppm (optional 2000, 5000ppm)diffusion
        +Compare
        GUOYUGRA GY/VGD-200-CH3Br-G (0-50g/m3) Methyl Bromide Detector (Infrared)
        $948.00 SE
        GUOYUGRA GY/VGD-200-CH3Br-G (0-50g/m3) Methyl Bromide Detector (Infrared)
        CH3Br0-50G/m3 (optional 100g/m3, 200g/m3)diffusion
        +Compare
        GUOYUGRA GY/VGD-200-CH4-G (0-5% Vol) Methane Detector (Infrared)
        $322.00 SE
        GUOYUGRA GY/VGD-200-CH4-G (0-5% Vol) Methane Detector (Infrared)
        CH40-5% Vol (optional 50% Vol, 100% Vol, 100% LEL)diffusion
        +Compare
        GUOYUGRA GY/VGD-200-C5H12-G high-precision pentane Gas Detector 0-2% Vol
        $948.00 SE
        GUOYUGRA GY/VGD-200-C5H12-G high-precision pentane Gas Detector 0-2% Vol
        0-2% Vol (optional 100% LEL)diffusion
        +Compare
        GUOYUGRA GY/VGD-200-C2H6-G (0-5000ppm) ethane Detector (infrared)
        $823.00 SE
        GUOYUGRA GY/VGD-200-C2H6-G (0-5000ppm) ethane Detector (infrared)
        C2H60-5000 ppm (optional 10000ppm, 3% Vol, 100% LEL)diffusion
        +Compare
        GUOYUGRA GY/VGD-200-CH4O-G (0-6% Vol) methanol Detector (infrared)
        $948.00 SE
        GUOYUGRA GY/VGD-200-CH4O-G (0-6% Vol) methanol Detector (infrared)
        CH4O0-6%Vol、100%LELdiffusion
        +Compare
        GUOYUGRA GY/VGD-200-C3H8-G (0-5000ppm) Propane Detector (Infrared)
        $823.00 SE
        GUOYUGRA GY/VGD-200-C3H8-G (0-5000ppm) Propane Detector (Infrared)
        C3H80-5000Pm (optional 10000ppm, 2% Vol, 100% Vol, 100% LEL)diffusion
        +Compare
        GUOYUGRA GY/VGD-200-R125-G Refrigerant, refrigerant Detector, pentafluoroethane gas 0-1000ppm
        $1199.00 SE
        GUOYUGRA GY/VGD-200-R125-G Refrigerant, refrigerant Detector, pentafluoroethane gas 0-1000ppm
        R125 pentafluoroethane0-1000ppm (optional 2000, 5000ppm)diffusion
        +Compare
        GUOYUGRA GY/VGD-200-C3H6-G Infrared Propylene Detector 0-2% Vol
        $948.00 SE
        GUOYUGRA GY/VGD-200-C3H6-G Infrared Propylene Detector 0-2% Vol
        0-2%Voldiffusion
        +Compare
        GUOYUGRA GY/VGD-200-CO-G (0-5000ppm) Carbon monoxide Detector (infrared)
        $1575.00 SE
        GUOYUGRA GY/VGD-200-CO-G (0-5000ppm) Carbon monoxide Detector (infrared)
        CO0-5000ppm（10000ppm，10%Vol、20%Vol、50%Vol、100%Vol）diffusion
        +Compare
        GUOYUGRA GY/VGD-200-C3H8O-G (0-2% Vol) Isopropanol Detector (Infrared)
        $948.00 SE
        GUOYUGRA GY/VGD-200-C3H8O-G (0-2% Vol) Isopropanol Detector (Infrared)
        C3H8O0-2%Vol、100%LELdiffusion
        +Compare
        GUOYUGRA GY/VGD-200-C2H4O-G (0-1.0% Vol) ethylene oxide Detector (infrared)
        $823.00 SE
        GUOYUGRA GY/VGD-200-C2H4O-G (0-1.0% Vol) ethylene oxide Detector (infrared)
        C2H4O0-1.00% Vol (optional 3.00% Vol, 50% Vol)diffusion
        +Compare
        GUOYUGRA GY/VGD-200-C2H2-G (0-5000ppm) acetylene Detector (infrared)
        $948.00 SE
        GUOYUGRA GY/VGD-200-C2H2-G (0-5000ppm) acetylene Detector (infrared)
        C2H20-5000ppm (optional 10000ppm, 50000ppm, 100% LEL)diffusion
        +Compare
        GUOYUGRA GY/VGD-200-C2H4-G (0-3% Vol) Ethylene Detector (Infrared)
        $948.00 SE
        GUOYUGRA GY/VGD-200-C2H4-G (0-3% Vol) Ethylene Detector (Infrared)
        C2H40-3%Vol、100%LELdiffusion
        +Compare
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