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Dräger Tube -Phosphine 0.01/a

Dräger Tube -Phosphine 0.01/a

8101611
  • £80.32


Dräger Tubes For Short Term Measurements: Phosphine 0.01/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 0.01/a).

The tubes come in a pack of 10 tubes and have a shelf life of 2 years.

Application Range:

Standard Measuring Range: 0.1 to 1.0 ppm / 0.01 to 0.3 ppm
Number of Strokes n: 3
Time for Measurement: approx. 2.5 min / approx. 8 min
Standard Deviation: ± 10 to 15 %
Colour Change: yellow to red

Ambient Operating Conditions:

Temperature: 2 to 40 °C
Absolute Humidity < 20 mg H2O / L

Reaction Principle:

PH3 + HgCI2 ~> HCI + Hg-phosphide HCI + pH indicator ~> red reaction product

Cross Sensitivity:

Arsine is indicated with different sensitivity. Up to 6 ppm sulfur dioxide or 15 ppm hydrochloric acid does not interfere, but higher concentrations cause plus errors. More than 100 ppm ammonia leads to minus errors. 30 ppm hydrocyanic acid does not affect the 3 stroke test, but with the 10 stroke test minus errors of up to 50 % can occur..

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