Hydrogen Detection Tubes 0.2%/a (0.2 - 2 Vol.%)

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Item #: 8101511
MFG: Draeger

UOM: Box of 10

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Hydrogen Detection Tubes 0.2%/a (0.2 - 2 Vol.%)

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: 0.2 to 2.0 Vol. %
Number of Strokes (n): 1
Time for Measurement: approx. 1 min
Standard Deviation: ±15 to 20 %
Color Change: green yellow ─> turquoise blue
Temperature: 20 to 40° C
Absolute Humidity: max. 50 mg H2O / L
Reaction Principle: a) H2 + 1/2 O2 ──> H2O
b) H2O + Indicator ──> turquoise blue reaction product
Cross Sensitivity: No interference by:
0.1 Vol. % acetylene
6 Vol. % alcohol
6 Vol. % ammonia
0.5 Vol. % carbon monoxide
Additional Information: The indicating layer is heated up by hydrogen concentrations of more than 10 vol. %. The air sample must not contain additional flammable substances whose ignition temperature is below 250 °C/ 482 °F as this will cause an explosion risk.