Dräger Short Term Detection Tubes - Hydrogen Sulfide 1/d (Pack of 10)8101831
Dräger Tubes For Short Term Measurements: Hydrogen Sulfide 1/d
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 Sulfide 1/d).
The tubes come in a pack of 10 tubes and have a shelf life of 2 years.
|Standard Measuring Range:||10 to 200 / 1 to 20 ppm|
|Number of Strokes n:||1|
|Time for Measurement:||approx. 1 min / approx. 10 min|
|Standard Deviation:||± 15 %|
|Colour Change:||white to brown|
Ambient Operating Conditions:
|Temperature:||2 to 40 °C|
|Absolute Humidity||max. 40 mg H2O / L|
H2S + Cu2 ~> CuS + 2H+
500 ppm hydrochloric acid, 500 ppm sulfur dioxide, 500 ppm ammonia or 100 ppm arsine do not interfere with the reading. Methyl mercaptan and ethyl mercaptan change the entire indicating layer to a pale yellow. When mixed with hydrogen sulfide, the reading is extended by approx. 30%..
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