产品详情
  • 产品名称:氟化氢气体检测管17L Hydrogen fluoride

  • 产品型号:17L
  • 产品厂商:日本GASTEC
  • 产品文档:
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简单介绍:
氟化氢气体检测管17L Hydrogen fluoride,Measuring Range 0.09 to 0.2 ppm 0.2 to 10 ppm 10 to 72 ppm Number of Pump Strokes 5 3 1 Correction Factor 0.45 1 7.2 Sampling Time氟化氢气体检测管价格
详情介绍:

 

氟化氢气体检测管17L Hydrogen fluoride
Hydrogen fluoride     No.17L

HF

氟化氢气体检测管17L Hydrogen fluoride

Performance
 

Measuring Range

0.09 to 0.2 ppm

0.2 to 10 ppm

10 to 72 ppm

Number of Pump Strokes

5

3

1

Correction Factor

0.45

1

7.2

Sampling Time

1 minute per pump stroke

Detecting Limit

0.05 ppm (n=5)

Color Change

Yellow → Brown

Reaction Principle

Hydrogen fluoride reacts with indicator to produce reddish brown stain.

Coefficient of Variation

10% (for 0.5 to 5 ppm), 5% (for 5 to 20 ppm)

Shelf Life2 Years
Corrections for
temperature & humidity
Humidity 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

Nitric acid

1/5

+

Reddish purple

Hydrogen chloride

1/2

+

Reddish purple

Nitrogen dioxide 

No

No



Other substance measurable with this detector tube


 
Calibration gas generationPermeation tube method


 


TLV-TWATLV-STELExplosive range
0.5ppmC2 ppm-
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