VTSYIQI Portable H2 Gas Detector Hydrogen Analyzer with Measuring Range 0-5000PPM Resolution 1PPM Data Logging Function Built-in Micro Sampling Pump Detection Principle Electrochemical Principle

VTSYIQI Hydrogen Leak Detector H2 Hydrogen Gas Tester with Measuring Range 0-5000ppm Resolution 1ppm Accuracy ≤±3% F.S.Principle Electrochemical USB Interface Built-in Micro Sampling Pump

VTSYIQI O3 Gas Detector Ozone Gas Tester with Measuring Range 0-50ppm Resolution 0.01ppm Infrared Remote Control Electrochemical Principle Sound & Light Alarm 4-20mA and RS485 Output for O3 Gas Test

VTSYIQI Portable Ozone Gas Detector O3 Gas Monitor with Measuring Range 0-100ppm Resolution 0.1ppm  Sound & Light Alarm Standard 4-20mA and RS485 Output Wall-Mounted Installation

VTSYIQI Formaldehyde Gas Detector Portable CH2O Gas Detector with Measuring Range 0-10ppm Resolution 0.01ppm Accuracy ≤±3% F.S.Principle Electrochemical Built-in Micro Sampling Pump LCD Liquid Crystal Display

VTSYIQI CH2O Leak Detector Portable Formaldehyde Gas Detector with Measuring Range 0-50ppm Resolution 0.01ppm Response Time ≤30s Built-in Micro Sampling Pump Data Logging Function Principle Electrochemical

VTSYIQI Formaldehyde Gas Detector CH2O Gas Meter with Measuring Range 0-100ppm Resolution 0.01ppm Built-in Micro Sampling Pump Automatic Conversion of Concentration Values Principle Electrochemical for CH2O Gas Test

VTSYIQI Portable CH2O Gas Detector Handheld Formaldehyde Gas Detector with Resolution 0.01ppm Measuring Range 0-10ppm Accuracy ≤±3% F.S.USB Data Transfer LCD Liquid Crystal Display Built-in Micro Sampling Pump Principle Electrochemical

VTSYIQI Ozone Gas Leak Detector Fixed O3 Gas Detector with Measuring Range 0-100ppm Resolution 0.1ppm 4-20mA and RS485 Output Die-cast Aluminium Shell Sound & Light Alarm High Brightness Digital Tube Display Protection Class IP65

VTSYIQI Chlorine Gas Detector Cl2 Gas Monitor with Measuring Range 0 to 10ppm Resolution 0.01ppm Built-in Micro Sampling Pump Data Logging Function

VTSYIQI Cl2 Gas Detector Chlorine Leak Detector with Measuring Range 0 to 20ppm Resolution 0.01ppm Built-in Micro Sampling Pump Detection Principle Electrochemical Data Logging Function

VTSYIQI Chlorine Gas Leak Detector Cl2 Gas Monitor with Measuring Range 0 to 50ppm Resolution 0.01ppm Built-in Micro Sampling Pump Data Logging Function Electrochemical Principle USB interface