Gastec 133LL Quick-measuring Detector tubes Tetrachloroethylene Cl2C：CCl2 (0.1 ~ 9.0 ppm)

Name: Gastec 133LL Quick-measuring Detector tubes Tetrachloroethylene Cl2C：CCl2 (0.1 ~ 9.0 ppm)
Brand: Gastec

ຜູ້ຜະລິດGastec(ເບິ່ງສິນຄ້າອື່ນໆຂອງຍີ່ຫໍ້ນີ້)

Model133LL

ຕິດຕໍ່

ຈຳນວນ

ການຊຳລະເງິນທີ່ປອດໄພ

ການຮັບປະກັນຄຸນນະພາບ

ປ່ຽນ ແລະ ສົ່ງຄືນງ່າຍ

ມີບໍລິການຈັດສົ່ງ

Indicator: 0.2 to 3.0 ppm
Measuring Range:
+ 0.1 to 0.2 ppm, Number of Pump Strokes 2
+ 0.2 to 3.0 ppm, Number of Pump Strokes 1
+ 3.0 to 9.0 ppm, Number of Pump Strokes 1/2
Sampling Time: 1.5 minute per pump stroke
Colour Change: Yellow → Purple
Reaction Principle: Cl2C:CCl2 + PbO2 + H2SO4 → HCl, HCl + Base → Chloride
Coefficient of Variation: 10% (for 0.2 to 1 ppm), 5% (for 1 to 3 ppm)
Nr. of tests: 10
Pump: GV-100S/110S

Catalog

Manual

Manual tube

Performance

Measuring Range

0.1 to 0.2 ppm

0.2 to 3.0 ppm

3.0 to 9.0 ppm

Number of Pump Strokes

1/2

Correction Factor

1/2

Sampling Time

1.5 minute per pump stroke

Detecting Limit

0.05 ppm (n=2)

Colour Change

Yellow → Purple

Reaction Principle

Cl2C:CCl2 + PbO2 + H2SO4 → HCl
HCl + Base → Chloride

Coefficient of Variation

10% (for 0.2 to 1 ppm), 5% (for 1 to 3 ppm)

Shelf Life

2 Years

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

Concentration

Interference

Change colour by itself to

Hydrogen chloride, Chlorine	≧ 1/2 time	+	Purple
1,2 Dichloroethylene		+	Purple
1,1,1-Trichloroethane	≦ 80 ppm	No	No (≦ 80 ppm)
Toluene, Xylene		No	No

Calibration gas generation

Diffusion tube method

TLV-TWA	TLV-STEL	Explosive range
25 ppm	100 ppm	-

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