VTSYIQI NH3 Ammonia Gas Detector Monitor NH3 Gas Leak Alarm Ammonia Gas Concentration Detecting Instrument with Measuring Range 0 to 2000PPm Resolution Ratio 0.1/1PPm for Fossil Oil Industry Gas Test

VTSYIQI NH3 Detector Handheld Ammonia Gas Detector with Accuracy ≦±5% F.S. L-Alarm 10ppm H-Alarm 20ppm Resolution 1ppm Gas Pump Sampling Method Measuring Range 0-100ppm LCD Display 3200m High Reliability and Self-adaptation Ability

VTSYIQI NH3 Gas Detector Ammonia Gas Monitor Ammonia Gas Concentration Detecting Tool NH3 Gas Leak Alarm with Measuring Range 0 to 500PPm Resolution Ratio 0.1/1PPm for Municipal Administration Industry Gas Test

VTSYIQI NH3 Gas Detector Ammonia Gas Monitor with Measuring Range 0 to 200ppm Resolution 0.1ppm Data Logging Function Built-in Micro Sampling Pump Detection principle electrochemical principle

VTSYIQI NH3 Gas Detector Ammonia Gas Tester with Sound & Light Alarm Measuring Range 0-100ppm Resolution 0.1ppm 4-20mA and RS485 Output Automatic Calibration Function Remote Monitoring Diffusion Sampling Method for NH3 Gas Detector

VTSYIQI NH3 Gas Detector Fixed Ammonia Gas Detector Ammonia Gas Leak Detector with Resolution 0.1/1ppm Measuring Range 0-100ppm L-alarm 20ppm H-alarm 50ppm Installation Method Wall-mounted

VTSYIQI NH3 Gas Detector Portable Ammonia Detector with Resolution 0.1ppm Measuring Range 0-100ppm L-Alarm 10ppm H-Alarm 20ppm Gas Pump Sampling Method for Industrial Site Safety Monitoring

VTSYIQI NH3 Gas Detector Portable NH3 Gas Detector with Measuring Range 0-200ppm Sound & Light Alarm Resolution 0.1ppm Standard 4-20mA and RS485 Output Infrared Remote Control

VTSYIQI NH3 Ion Concentration Meter Portable Ammonia Ion Meter with Range ±1999.9 mV Accuracy ±1% F.S. Calibration Fluid Ion Concentrationr Range 0.01 to 17000 ppm Backlit LCD Display 2 to 5 Point Calibration

VTSYIQI NH4 Ion Meter Portable Ammonium Ion Meter with Resolution 0.001 0.01 0.1 1 Automatic Calibration Fluid Range 0.1 to 18000 ppm Accuracy±0.5% F.S. USB Communication Interface 2 to 5 Points Calibration for Testing Ammonium Ion

VTSYIQI Nitrate Ion Meter Laboratory Ion Meter with Calibration Fluid Range 0.4 to 62000 ppm Accuracy ±0.5% and 2 to 5 Point Selectable 8 Concentration Calibration Points Ranging from 0.001 to 10000

VTSYIQI Nitrate Ion Meter Laboratory Ion Meter with Range ±1999.9 mV Accuracy±0.5% 2 to 5 Points Calibration Fluid Range 0.4 to 62000 ppm Backlit LCD Display Automatic Electrode Diagnosis for Testing NO3 Ion