Gastec 132D 三氯乙烯被动发现管 Cl2C：CHCl（3~300 ppm）

制造商: Gastec
Model: 132D
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技术规格
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Indicator: 25 ~ 300 ppm
Measuring Range: 3 ~ 300 ppm
Sampling Hours: 1 to 8 hours
Colour Change: Yellow → Purple
Reaction Principle: Cl2C:CHCl + PbO2 + H2SO4 → HCl, HCl + Base → Chloride
Coefficient of Variation: 10% (for 25 to 300 ppm-hr)
Nr. of tests: 10

Details

Performance

Measuring Range	3 to 300 ppm
Sampling Hours	1 to 8 hours
Colour Change	Yellow → Purple
Reaction Principle	Cl2C:CHCl + PbO2 + H2SO4 → HCl 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