检测认证人脉交流通讯录
- 三氯乙烯检测管132D Trichloroethylene，三氯乙烯气体检测管132D Trichloroethylene Cl2C:CHCl，Measuring Range 3to300ppm Sampling Hours 1 to8hours Detecting LimitColor Change Yellow → Purple Reaction Principle，三氯乙烯气体检测管价格
三氯乙烯检测管132D Trichloroethylene的详细介绍
三氯乙烯检测管132D Trichloroethylene Trichloroethylene No.132D
Cl2C:CHCl
Performance
Measuring Range
3 to 300 ppm
Sampling Hours
1 to 8 hours
Detecting Limit
Color Change
Yellow→ Purple
Reaction Principle
Cl2C:CHCl +PbO2 +H2SO4→ HCl
HCl + Base → Chloride
Coefficient ofVariation 10%(for 25 to 300 ppm-hr)
ShelfLife 1 Year
Correctionsfor
temperature & humidity Temperature correction isnecessary
Store the tubes inthe refrigerator to keep at 10ºC (50ºF) orbelow.
Possible coexisting substances and theirinterferences (NOTE)
Substance
Concentration
Interference
Change color by itself
Hydrogen chloride,Chlorine
+
Purple
1,2-Dichloroethylene,Tetrachloroethylene +
Purple
Toluene, Xylene No
No
Othersubstance measurable with this detectortube
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 150ppm
Calibration gasgeneration Diffusion tubemethod
TLV-TWA TLV-STEL Explosive range
10 ppm 25ppm -
