Gastec 126 빠른 측정 검출기 튜브 클로로 벤젠 C6H5Cl (2 ~ 500ppm)

Name: Gastec 126 빠른 측정 검출기 튜브 클로로 벤젠 C6H5Cl (2 ~ 500ppm)
Brand: Gastec

제조사Gastec(이 브랜드의 다른 제품 보기)

Model126

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안전한 결제

품질 보장

간편 교환 및 반품

배송 가능

Indicator: 10 to 200 ppm
Measuring Range:
+ 2 to 5 ppm, Number of Pump Strokes 2
+ 5 to 200 ppm, Number of Pump Strokes 1
+ 200 to 500 ppm, Number of Pump Strokes 1/2
Sampling Time: 1.5 minute per pump stroke
Colour Change: White → Gray
Reaction Principle: C6H5Cl+ I2O5 + H2S2O7 → I2
Coefficient of Variation: 15% (for 5 to 50 ppm), 10% (for 50 to 200 ppm)
Nr. of tests: 10
Pump: GV-100S/110S

Catalog

Manual

Performance

Measuring Range

2 to 5 ppm

5 to 200 ppm

200 to 500 ppm

Number of Pump Strokes

1/2

Correction Factor

0.4

2.5

Sampling Time

1.5 minutes per pump stroke

1 minute

Detecting Limit

0.2 ppm (n=2)

Colour Change

White → Gray

Reaction Principle

C6H5Cl+ I2O5 + H2S2O7 → I2

Coefficient of Variation

15% (for 5 to 50 ppm), 10% (for 50 to 200 ppm)

Shelf Life

3 Years

Corrections for temperature & humidity

Unnecessary

Store the tubes at cool and dark place.

Possible coexisting substances and their interferences (NOTE)

Substance

Concentration

Interference

Change colour by itself to

Carbon monoxide	0.1%	No (2 layers)	Pale brown (whole layer)
Acetylene, Hexane, Ethylene	0.2%	No (2 layers)	Pale brown (whole layer)
Alcohols, Ketones	1%	+	No
Esters	0.2%	+	No
Aromatic hydrocarbons		+	Gray

Calibration gas generation

Diffusion tube method

TLV-TWA	TLV-STEL	Explosive range
10 ppm(2014)	-	1.3 to 9.6%

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