Dräger Tubes For Short Term Measurements: Phosphine 0.1/b in Acetylene
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 0.1/b in Acetylene).
The tubes come in a pack of 10 tubes and have a shelf life of 2 years.
|Standard Measuring Range:||0.1 to 1 ppm / 1 to 15 ppm|
|Number of Strokes n:||10|
|Time for Measurement:||approx. 4 min / approx. 20 s|
|Standard Deviation:||± 15 to 20 %|
|Colour Change:||yellow orange to red violet|
Ambient Operating Conditions:
|Temperature:||2 to 40 °C|
|Absolute Humidity||< 20 mg / L|
PH3 + HgCI2 ~> Hg-phosphide + HCI HCI + pH-indicator ~> red violet reaction product
Arsin and hydrogen sulfide will be indicated with differing sensitivities..
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