Dräger Short Term Detection Tubes - Methyl Bromide 3/a (Pack of 10)
6728211
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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