Natural Gas Test Detection Tubes - Qualitative

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Item #: CH20001
MFG: Draeger

UOM: Box of 5

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Natural Gas Test Detection Tubes - Qualitative

For short-term measurements more than 160 Draeger Tubes are available to measure the so called spot concentrations of specific gases.

A wide range of different gases and vapors can be detected and measured, such as:

  • Determining and measuring concentration peaks
  • Measuring personal exposure in the inhalation area
  • Detecting leaks in pipelines, gas installations etc.
  • Air analysis in sewers, shafts and confined spaces
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 gray violet
Temperature: 0 to 50 °C
Absolute Humidity: max. 40 mg H2O / L
Reaction Principle: a) CH4 + KMnO4 + H2S2O7 ──> CO
b) CO + I2SO5 ──> 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.