Gastec 105 碳氢化合物检测管 C5~C10(100-3000ppm)

Indicator: 200 to 3000 ppm
Measuring Range: 
+ 100 to 200 ppm, Number of Pump Strokes 2
+ 200 to 3000 ppm, Number of Pump Strokes 1
Sampling Time: 1.5 minute per pump stroke
Colour Change: White → Blackish brown
Reaction Principle: Hydorocarbon (C6 + C10) + I2O5 + H2S2O7 → I2
Coefficient of Variation: 10% (for 200 to 1000 ppm), 5% (for 1000 to 3000 ppm)
Nr. of tests: 10
Pump: GV-100S/110S

Detail

Catalog

Manual

Manual tube

Performance
Measuring Range
100 to 200 ppm 200 to 3000 ppm
Number of Pump Strokes
2 1
Correction Factor
1/2 1
Sampling Time 1.5 minutes per pump stroke
Detecting Limit 20 ppm (n=2)
Colour Change White → Blackish brown
Reaction Principle

Hydorocarbon (C6 + C10) + I2O5 + H2S2O7 → I2

Coefficient of Variation 10% (for 200 to 1000 ppm), 5% (for 1000 to 3000 ppm)
Shelf Life 3 Years
Corrections for temperature & humidity Unnecessary
Store the tubes at cool and dark place.
Possible coexisting substances and their interferences (NOTE)
Substance Concentration Interference Change colour by itself to
Acetylene, Ethylene 0.1% + Blackish brown
Carbon monoxide 0.1% + Blackish brown
Other organic solvents   + Blackish brown
Other substance measurable with this detector tube
Substance Correction Factor No. of pump strokes Measuring Range
Decane 2.0 1 or 2 200 to 6000 ppm
Heptane 0.9 1 or 2 90 to 2700 ppm
Hexane 0.8 1 or 2 80 to 2400 ppm
Nonane 1.3 1 or 2 130 to 3900 ppm
Octane 1.0 1 or 2 1

 

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