Gastec 14D 氯化氢被动发现管HCl(1~100 ppm)

Indicator: 10 ~ 100 ppm
Measuring Range: 1 ~ 100 ppm
Sampling Hours: 1~10 hours
Colour Change: Yellow → Purple
Reaction Principle: HCl + Base → Chloride
Coefficient of Variation: 10% (for 10 to 100 ppm-hr)
Nr. of tests: 10

Detail

Catalog

Performance
Measuring Range 1 to 100 ppm
Sampling Hours 1 to 10 hours
Detecting Limit 0.5 ppm (10 hours)
Colour Change Yellow → Purple
Reaction Principle HCl + Base → Chloride
Coefficient of Variation 10% (for 10 to 100 ppm-hr)
Shelf Life 3 Years
Corrections for temperature & humidity Temperature correction is necessary
Humidity 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
Chlorine ≧ 1/5 + Bleaches zero zone
Nitric acid 1/5 + Purple
Hydrogen fluoride 1/1 + Purple
Other substance measurable with this detector tube
Substance Correction Factor Measuring Range
Nitric acid 0.8 0.8 to 80 ppm
Hydrogen fluoride 2.5 2.5 to 250 ppm
Calibration gas generation Diffusion tube method
TLV-TWA TLV-STEL Explosive range
- C 2 ppm -

 

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