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.
|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|
PH3 + Au3+ ~> Au (colloidal)
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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