VTSYIQI C7H8 Detector Portable Methylbenzene Gas Detector with Resolution 1ppm Measuring Range 0-100ppm Gas Pump Sampling Method L-Alarm 10ppm H-Alarm 20ppm Accuracy ≦±5% F.S. LCD Display Sound Light and Vibration Alarms 1200pcs Data Records

VTSYIQI Methylbenzene Gas Detector C7H8 Gas Detector with Measuring Range 0-100 ppm Accuracy ≦±5% F.S. Gas Pump Sampling Method High-Sensitivity Sensor L-Alarm 10ppm H-Alarm 20ppm 1200pcs Data Records 32-bit Built-in MCU CSTN Colorful LCD

VTSYIQI C7H8 Gas Detector Methylbenzene Gas Detector with Gas Pump Sampling Method Measuring Range 0-100ppm Resolution 1ppm L-Alarm 10ppm H-Alarm 20ppm 32-bit Built-in MCU for Petroleum Chemical Environmental Metallurgy

VTSYIQI C8H10 Detector Portable Paraxylene Gas Detector with Gas Pump Sampling Method Measuring Range 0-100ppm Resolution 1ppm Accuracy ≦±5% F.S. L-Alarm 10ppm H-Alarm 20ppm High-sensitivity Sensor for C4H6 Test

VTSYIQI Paraxylene Gas Detector C8H10 Gas Detector with L-Alarm 10ppm H-Alarm 20ppm Accuracy ≦±5% F.S. Resolution 1ppm 32-bit Built-in MCU Gas Pump Sampling Method Measuring Range 0-100ppm Data Records Store Data Records

VTSYIQI C8H10 Gas Detector Handheld Paraxylene Gas Detector with Measuring Range 0-100 ppm Resolution 1ppm L-Alarm 10ppm H-Alarm 20ppm Accuracy ≦±5% F.S. Gas Pump Sampling Method for C8H10 Gas Test

VTSYIQI C4H6 Detector Portable Butadiene Gas Detector with Gas Pump Sampling Method Measuring Range 0-100ppm Resolution 1ppm Accuracy ≦±5% F.S. L-Alarm 10ppm H-Alarm 20ppm High-sensitivity Sensor for C4H6 Test

VTSYIQI Formaldehyde Gas Detector Portable CH2O Gas Detector with Measuring Range 0-10ppm Pump-Primed Sampling Display Error ≤±5% F.S. Sound, Light, Vibration, Display Alarm Built-in Pump

VTSYIQI CH2O Gas Detector Formaldehyde Gas Detector with Gas Pump Sampling Method Measuring Range 0-10ppm LCD Display Sound Light and Vibration Alarms 1200pcs Accuracy ≦±5% Data Records Protection Grade IP65

VTSYIQI CH2O Detector Portable Formaldehyde Gas Detector with 32-bit Built-in MCU High Reliability and Self-adaptation Ability Measuring Range 0-10ppm Accuracy ≦±5% for Industrial Site Safety Monitoring

VTSYIQI 4 in 1 Gas Detector Pump Suction Type Gas Detection Alarm Carbon Monoxide Oxygen Hydrogen Sulfide Combustible Gas Concentration Detecting Instrument with 5000 Groups Data Storage for Chemical Industry Gas Test

VTSYIQI Hydrogen H2 Gas Detector Hydrogen Gas Concentration Detecting Tool H2 Gas Leak Alarm Instrument with Measuring Range 0-4% LEL Resolution Ratio 1% LEL/1PPM for Spray Paint Gas Detection