Gastec 12H 气体检测仪HCN氢氰酸测毒管(0.05~1.6%)

Indicator: 0.05 to 1.6%
Measuring Range:  0.05 to 1.6%, Number of Pump Strokes 1
Sampling Time:  per pump stroke
Colour 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 1.6 %)
Nr. of tests: 10
Pump: GV-100S/110S

Detail

Catalog

Manual

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)
Colour 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 1.6 %)
Shelf Life 3 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 colour by itself to
Carbon monoxide   + Dark brown
Hydrogen sulphide   + Dark brown
Ethylene   + Dark brown
Calibration gas generation High pressure gas cylinder method
TLV-TWA TLV-STEL Explosive range
- C 4.7 ppm(2014) 5.6 to 40 %

 

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