Trichloroethylene

NO.132D
Cl2C:CHCl
Performance
Measuring Range 3 to 300 ppm
Sampling Hours 1 to 8 hours
Colour Change Yellow → Purple
Reaction Principle Cl2C:CHCl + PbO2 + H2SO4HCl
HCl + Base → Chloride
Coefficient of Variation 10% (for 25 to 300 ppm-hr)
Shelf Life 1Year
Corrections for temperature & humidity Temperature correction is necessary
Store the tubes in the refrigerator to keep at 10ºC (50ºF) or below.
Possible coexisting substances and their interferences (NOTE)
Substance Interference Change colour by itself to
Hydrogen chloride, Chlorine + Purple
1,2-Dichloroethylene, Tetrachloroethylene + Purple
Toluene, Xylene No No
Other substance measurable with this detector tube
Substance Correction Factor Sampling Time Measuring Range
trans-1,2-Dichloroethylene 2.0 1 to 8 hours 6 to 600 ppm
Chlorine 0.8 1 to 8 hours 2.4 to 240 ppm
Hydrogen chloride 0.6 1 to 8 hours 1.8 to 180 ppm
Tetrachloroethylene 0.5 1 to 8 hours 1.5 to 150 ppm
Calibration gas generation Diffusion tube method
TLV-TWA TLV-STEL Explosive range
10 ppm 25 ppm -