Dräger Tube -Hydrogen 0.5%/a

DrägerSKU: CH30901

Sale price£87.30


Dräger Tubes For Short Term Measurements: Hydrogen 0.5%/a

Dräger Safety offer a massive range of short-term gas detection tubes for the measurement of various gases. This particular set of tubes is for (Hydrogen 0.5%/a).

The tubes come in a pack of 10 tubes and have a shelf life of 2 years.

Application Range:

Standard Measuring Range: 0.5 to 3.0 vol. %
Number of Strokes n: 5
Time for Measurement: approx. 1 min
Standard Deviation: ± 10 to 15 %
Colour Change: yellow-green to pink

Ambient Operating Conditions:

Temperature: 5 to 40 °C
Absolute Humidity < 30 mg H2O / L

Reaction Principle:

a) H2 + 1??2 O2 ~> H2O b) H2O + SeO2 + H2SO4 ~> pink reaction product

Cross Sensitivity:

Up to 1,000 ppm CO has no influence on the indication; higher concentrations lead to lower measurement results. Acetylene and alcohols react similarly to hydrogen..

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