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  • 产品名称:过氧化氢检测管32 Hydrogen peroxide

  • 产品型号:32
  • 产品厂商:日本GASTEC
  • 产品文档:
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简单介绍:
过氧化氢检测管32 Hydrogen peroxide,Measuring Range 0.5 to 10 ppm Number of Pump Strokes 5 Correction Factor 1 Sampling,过氧化氢检测管32 Hydrogen peroxide H2O2,过氧化氢检测管价格
详情介绍:

 

过氧化氢检测管32 Hydrogen peroxide
Hydrogen peroxide     No.17L

H2O2

过氧化氢检测管32 Hydrogen peroxide

Performance
 

Measuring Range

0.5 to 10 ppm

Number of Pump Strokes

5

Correction Factor

1

Sampling Time

1minute per pump stroke

Detecting Limit

0.1 ppm (n=5)

Color Change

White → Yellow

Reaction Principle

H2O2 + TiSO4 → Yellow Product

Coefficient of Variation10% (for 0.5 to 2 ppm), 5% (for 4 to 10 ppm)
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

Chlorine

-

No effect

No discoloration

Ozone

-

No effect

No discoloration

Nitrogen dioxide

-

No effect

No discoloration

Acetaldehyde

50 ppm

Faint demarcation

No discoloration

Formaldehyde

10 ppm

Minus error

No discoloration



Other substance measurable with this detector tube


 
Calibration gas generationDiffusion tube method


 


TLV-TWATLV-STELExplosive range
1ppm--
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