Draeger Tube, Methyl Bromide 0.2/a 0.2-8 ppm
Product ID: 6728211
Price: $84.95
Availability: Email for Availability (info@nafeco.com)
 
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Draeger Tube - Methyl Bromide 3/a
Order No. 67 28 211

Application Range
Standard Measuring Range 10 to 100 / 3 to 35 ppm
Number of Strokes n: 5 activation strokes in methyl bromide free air before testing
2 / 5
Time for Measurement: approx. 1 minute / approx. 2.5 minutes
Standard Deviation: ± 10 to 15%
Color Change: pale grey green to blue grey
   
Ambient Operating Conditions
Temperature: 0 to 40° C ~ 32 to 104° F
Absolute Humidity: 5 to 12 mg H2O / L
   
Reaction Principle
a) CH3Br + H2S2O7 → gaseous cleavage product
b) Gaseous cleavage product + KMnO4 → Br2
c) Br2 + Diphenylbenzidine → blue grey reaction product
 
Cross Sensitivity
Other chlorinated hydrocarbons are indicated, but with different sensitivities.

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