产品详情
  • 产品名称:氰化氢检测管12H Hydrogen cyanide

  • 产品型号:12H
  • 产品厂商:日本GASTEC
  • 产品文档:
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简单介绍:
氰化氢检测管12H Hydrogen cyanide,Measuring Range 0.05 to 1.6% Number of Pump Strokes 1 Correction Factor 1 Sampling Time 1 minute per pump stroke Detecting,氰化氢气体检测管价格
详情介绍:

 

氰化氢检测管12H  Hydrogen cyanide Hydrogen cyanide     No.12H

HCN

氰化氢检测管12H  Hydrogen cyanide

Performance
 

Measuring Range

0.05 to 1.6%

Number of Pump Strokes

1

Correction Factor

1

Sampling Time

1 minute per pump stroke

Detecting Limit

0.005% (n=1)

Color Change

Yellow → White

Reaction Principle

HCN+Na2Pd(SO3)2 → White reaction product

Coefficient of Variation

10% (for 0.05 to 0.4 %), 5% (for 0.4 to 2 %)

Shelf Life3 Years
Corrections for
temperature & humidity
Temperature correction is necessary
Store the tubes at cool and dark place.
 

Possible coexisting substances and their interferences(NOTE)


Substance

Concentration

Interference

Change color by itself

Carbon monoxide

-

Plus error

Produces blackish brown

Hydrogen sulfide

-

Plus error

Produces blackish brown

Ethylene

-

Plus error

Produces blackish brown



Other substance measurable with this detector tube


 
Calibration gas generationHigh pressure gas cylinder method


 


TLV-TWATLV-STELExplosive range
-C 4.7 ppm5.6 to 40%
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