Gastec 6LLP 水蒸气H2O气体检测管(2~10 LB / MMCF)

Indicator: 2 to 10 LB/MMCF
Measuring Range: 2 to 10 LB/MMCF, Number of Pump Strokes 2
Sampling Time: 3 minutes per pump stroke
Colour Change: Yellow → Green
Reaction Principle: H2O + Mg(ClO4)2 → Mg(ClO4)2 H2O
Coefficient of Variation: 10% (for 2 to 4 LB/MMCF), 5% (for 4 to 10 LB/MMCF)
Nr. of tests: 10
Pump: GV-100S/110S

Detail

Catalog

Manual

Manual tube

Performance
Measuring Range 2 to 10 LB/MMCF
Number of Pump Strokes 2
Correction Factor 1
Sampling Time 3 minutes per pump stroke
Detecting Limit 2 LB/MMCF (n=2)
Colour Change Yellow → Green
Reaction Principle H2O + Mg(ClO4)2 → Mg(ClO4)2 H2O
Coefficient of Variation 10% (for 2 to 4 LB/MMCF), 5% (for 4 to 10 LB/MMCF)
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
Sulphur dioxide ≦ 15ppm No No
Nitrogen dioxide,Hydrogen sulphide ≦ 30ppm No No
Hydrogen cyanide ≦ 40ppm No No
Methyl ethyl ketone ≦ 70ppm No No
Ethyl acetate ≦ 100ppm No No
Acrylonitrile ≦40ppm No No
Acetaldehyde 50 ppm No No
Methanol ≧ 50 ppm + Green
Triethylene glycol   No No

 

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