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  • 产品名称：一氧化碳气体检测管1HH Carbon monoxide

  • 产品型号：1HH
  • 产品厂商：日本GASTEC
  • 产品文档：
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简单介绍：
一氧化碳气体检测管1HH Carbon monoxide,Measuring Range 1 to 2% 2 to 40% Number of Pump Strokes 1 1/2 Correction Factor 1/2 1 Sampling Time 1 minute per 1/2 pump stroke Detecting，一氧化碳气体检测管价格
详情介绍：

 

一氧化碳气体检测管1HH Carbon monoxide
Carbon monoxide         No.13

CO

一氧化碳气体检测管1HH Carbon monoxide

Performance
 

MeasuringRange

1 to 2%

2 to 40%

Number of Pump Strokes

1

1/2

CorrectionFactor

1/2

1

SamplingTime

1 minute per 1/2 pumpstroke

DetectingLimit

0.5% (n=1)

ColorChange

White → Blackishbrown

ReactionPrinciple

5CO +I2O5 +H2S2O7 → I2

Coefficient of Variation10% (for 2 to 15 %), 5% (for 15 to 40 %)
ShelfLife3Years
Correctionsfor
temperature & humidity		Unnecessary
Store the tubes at cool and darkplace.

Possible coexisting substances and theirinterferences(NOTE)


Substance

Concentration

Interference

Change color by itself

Acetylene

0.2%

Puls error

Produce darkbrown

Olefines
(Ethylene, Propylene)

2/3

Puls error

Produce brownstain

Butane

1%

Puls error

Produce palebrown
for whole layer

Propane

20%

Pulserror



Calibration gasgenerationDiffusion tubemethod



TLV-TWATLV-STELExplosive range
25 ppm-12.5 to 74%
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