Application Range
Standard Measuring Range: Qualitative determination of natural gas
Number of Strokes n: 5
Time for Measurement: approx. 100 sec
Standard Deviation: ± 50 %
Color Change: white ¨ brown green to grey violet
Ambient Operating Conditions
Temperature: 0 to 50 °C
Absolute Humidity: max 40 mg H2O / L
Reaction Principle
a) CH4 + KMnO4 + H2S2O7 -> CO
b) CO + I2O5 -> I2 + CO2
Cross Sensitivity
Due to the reaction principle a number of other organic compounds such as propane and butane are indicated as well. Carbon monoxide is also
indicated. It is not possible to differentiate between different compounds.
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