Description
Dräger Tubes For Short Term Measurements: Hydrogen Sulfide 2/b
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 2/b).
The tubes come in a pack of 10 tubes and have a shelf life of 2 years.
Application Range:
| Standard Measuring Range: | 2 to 60 ppm |
| Number of Strokes n: | 1 |
| Time for Measurement: | approx. 30 s |
| Standard Deviation: | ± 5 to 10 % |
| Colour Change: | white to pale brown |
Ambient Operating Conditions:
| Temperature: | 0 to 40 °C |
| Absolute Humidity | max. 20 mg H2O / L |
Reaction Principle:
H2S + Pb2+ ~> PbS + 2 H+
Cross Sensitivity:
Hydrochloric acid, mercaptan and sulfur dioxide in the TLV range does not interfere.
Extension of the Measuring Range
Using n = 2, divide the reading by 2; the measuring range will be 1 to 30 ppm..
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