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    Dräger Short Term Detection Tubes - Methyl Bromide 3/a (Pack of 10)

    Dräger Short Term Detection Tubes - Methyl Bromide 3/a (Pack of 10)

    6728211
    • £61.05


    Dräger Tubes For Short Term Measurements: Methyl Bromide 3/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 3/a).

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

    Application Range:

    Standard Measuring Range: 10 to 100 / 3 to 35 ppm
    Number of Strokes n: 5 activation strokes inmethyl bromide free air before testing. 2 / 5
    Time for Measurement: approx. 1 min / approx. 2.5 min
    Standard Deviation: ± 10 to 15 %
    Colour Change: pale grey green to blue grey

    Ambient Operating Conditions:

    Temperature: 0 to 40 °C
    Absolute Humidity 5 to 12 mg H2O / L

    Reaction Principle:

    a) CH3Br + H2S2O7 ~> gaseous cleavage product b1) Gaseous cleavage product + KMnO4 ~> Br2 b2) Br2 + Diphenylbenzidine ~> blue grey reaction product

    Cross Sensitivity:

    Other chlorinated hydrocarbons are indicated, but with different sensitivities..

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