Description
Dräger Tubes For Short Term Measurements: Phosphine 1/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 (Phosphine 1/a).
The tubes come in a pack of 10 tubes and have a shelf life of 2 years.
Application Range:
| Standard Measuring Range: | 20 to 100 / 1 to 20 ppm |
| Number of Strokes n: | 2 |
| Time for Measurement: | approx. 2 min / approx. 10 min |
| Standard Deviation: | ± 15 to 20 % |
| Colour Change: | yellow to dark-brown |
Ambient Operating Conditions:
| Temperature: | 5 to 40 °C |
| Absolute Humidity | max. 30 mg H2O / L |
Reaction Principle:
PH3 + Au3+ ~> Au (colloidal)
Cross Sensitivity:
Ammonia, hydrogen chloride, hydrogen sulfide and mercaptans are retained in the prelayer. Arsine and stibine are also indicated, however, with less sensitivity..
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