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Dräger Short Term Detection Tubes - Methyl Bromide 0.2/a (Pack of 10)

Dräger Short Term Detection Tubes - Methyl Bromide 0.2/a (Pack of 10)

  • £104.41

Dräger Tubes For Short Term Measurements: Methyl Bromide 0.2/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 (Methyl Bromide 0.2/a).

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

Application Range:

Standard Measuring Range: 0.2 to 2 ppm / 2 to 8 ppm
Number of Strokes n: 5
Time for Measurement: approx. 8 min. / approx. 4 min.
Standard Deviation: ± 15 to 20 %
Colour Change: light colour to green

Ambient Operating Conditions:

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

Reaction Principle:

CH3 Br + H2S2O7 + chromate ~> Br2 Br2 + o-tolidine ~> green reaction product

Cross Sensitivity:

Vinyl chloride or carbon tetrachloride: < 2 ppm no indication. Methyl bromide cannot be measured in the presence of perchloroethylene or trichloroethylene. Sulfuryl fluoride, phosphine, ethylene oxide, ammonia, hydrocyanic acid, chloropicrin and formaldehyde below their AGW/TLV values are not indicated. Ethylene dibromide is indicated with 1.2 times its sensitivity..

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