QIUSUO C6H6 Gas Detector Fixed Benzene Gas Monitor with L-alarm 10ppm H-alarm 20ppm Measuring Range 0-100ppm Single Input 4-20mA and RS485 for Detecting Gas of Metallurgical Industry and Refinery

QIUSUO Benzene Gas Detector C6H6 Gas Leak Detector with Wall-mounted Installation Method Measuring Range 0-100ppm Resolution 1ppm L-alarm 10ppm H-alarm 20ppm for Detecting the Concentration

QIUSUO HCN Gas Detector Wall-mounted Hydrogen Cyanide Gas Monitor with 0-50ppm Resolution 0.1ppm Die-Cast Aluminum Shell LCD display  Sound Light Alarm Monitor

QIUSUO Wall-mounted HCN Gas Detector Hydrogen Cyanide Gas Detector with Measuring Range 0-50ppm Resolution 0.1ppm Die-Cast Aluminum Shell for Continuous Monitoring of Measurable Gases in Industrial Environments

QIUSUO Fixed HCN Gas Detector Hydrogen Cyanide Gas Detector with Measuring Range 0-50ppm Resolution 0.1ppm L-Alarm 5ppm H-Alarm 10ppm Sound Light Alarm Monitor for Gas Detection in the Metallurgical Petroleum Chemical Municipal and Other Industries

HCL Detector HCL Measurement & Monitoring with Range 0-50ppm Reaolution 0.1ppm L-Alarm 5ppm H-Alarm 10ppm LCD display for Combustible and Toxic Gas Leakage Detection

QIUSUO Wall-mounted Hydrogen Chloride Gas Detector Hydrogen Chloride Detector with Range 0-50ppm Resolution 0.1ppm Wall-Mounted 4-20mA and RS485 Input Die-cast Aluminum Shell 

QIUSUO Fixed HCL Gas Detector Hydrogen Chloride Detector with Range 0-50ppm Resolution 0.1ppm L-Alarm 5ppm H-Alarm 10ppm Response time ≦30S for Detection of Gas Concentration in Air

QIUSUO Hydrogen Chloride Detector Hydrogen Chloride Gas Monitor with Measuring Range 0-50ppm L-Alarm 5ppm H-Alarm 10ppm Die-cast Aluminum Shell Explosion-Proof Water-Proof for Hydrogen Chloride Gas Leakage Detection

QIUSUO HCL Gas Detector HCL Detector with Measuring Range 0-50ppm Resolution Ratio 0.1ppm L-Alarm 5ppm H-Alarm 10ppm Installation Method Wall-Mounted for Continuous Monitoring of Measurable Gases in Industrial Environments

QIUSUO Portable HCL Gas Detector Hydrogen Chloride Detectors with Measuring Range 0-50ppm Resolution Ratio 0.1ppm L-Alarm 5ppm H-Alarm 10ppm Visual and Audible Alarm with Vibration Working Time≧8h Continuously Accuracy≦ 5% F.S.

QIUSUO Hydrogen Chloride Gas Detector Digital HCL Gas Monitor with Measuring Range 0-50ppm Resolution Ratio 0.1ppm L-Alarm 5ppm H-Alarm 10ppm Water-proof for Hydrogen Chloride Gas Leakage Detection

QIUSUO HCL Gas Detector HCL Detector with Measuring Range 0-50ppm Resolution Ratio 0.1ppm L-Alarm 5ppm H-Alarm 10ppm Visual Audible Alarm Advanced MCU Control Low Power Consumption for HCL Gas Leakage Detection

QIUSUO Chlorine Detector Handheld CL2 Gas Detector with Measuring Range 0-50ppm Resolution 0.1ppm Accuracy ≦±5% F.S. Explosion-Proof Grade Ex Ib IIBT4 Gb 1200pcs Data Storages Sound Light and Vibration Alarms

QIUSUO Portable CL2 Detector Portable Chlorine Concentration Testerwith Gas Pump Sampling Method Measuring Range 0-50ppm Resolution 0.1ppm L-Alarm 5ppm H-Alarm 10ppm 32-bit Built-in MCU Accuracy≦±5% F.S. for Petroleum Chemical Environmental Metallurgy