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 Methyl bromide (CH3Br)
Item Item Details
(Price is for domestic US market only)
Methyl bromide (CH3Br)
Item Name:
Methyl bromide (CH3Br)
Item #:
GAS-136L

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Methyl bromide (CH3Br)
 
Methyl bromide CH3Br NO.136L


Performance

Measuring Range

2.5 to 10 ppm

10 to 100 ppm

100 to 200 ppm

Number of Pump Strokes

4

1

1/2

Correction Factor

1/4

1

2

Sampling Time

3 minutes per pump stroke

Detecting Limit

0.5 ppm (n=4)

Color Change

White Yellow

Reaction Principle

Methyl bromide produce intermediate product by oxidizing agent
and produce yellow stain by reaction with detecting agent.

Coefficient of Variation 10% (for 10 to 20 ppm), 5% (for 20 to 100 ppm)
Shelf Life 2 Years
Corrections for
temperature & humidity		 Unnecessary
Store the tubes at cool and dark place.


Possible coexisting substances and their interferences (NOTE)

Substance

Concentration

Interference

Change color by itself

Chlorine, Bromine, NOx

 -

Plus error

Produce yellow stain

Saturated halogenated hydrocarbons

 -

Plus error

Produce yellow stain


Other substance measurable with this detector tube

Substance

Correction Factor

Pump Strokes

Measuring Range

Chlorobromomethane

0.9

1

9 to 90 ppm

1,1-Dibromoethane

0.7

1

7 to 70 ppm

1,2-Dibromoethane

0.8

1

8 to 80 ppm

Dibromomethane

0.5

1

5 to 50 ppm

Ethyl Bromide

1.0

1/2, 1, 4

2.5 to 200 ppm

n-Butyl Bromide

1.0

1

1 to 100 ppm

Benzyl bromide

Tube 136L Reading (n=1)

10

20

40

60

80

100

Benzyl Bromide Conc. (ppm)

25

75

180

350

580

850


Bromform

Tube 136L Reading (n=1)

10

20

40

60

80

100

Bromform Conc. (ppm)

1

4

12

24

37

50


 
 Range 2.5-200


Money Orders and personal Checks also Accepted, choose Pay By Mail during checkout!

Notice: This publication is intended for general information only and should not be used as a substitute for reviewing applicable government regulations, equipment operating instructions, or legal standards. The information contained in this document should not be construed as legal advice or opinion nor as a final authority on legal or regulatory procedures. A.P. BUCK Inc reserves the right to make changes to information, features, and specifications of any product without notice. A.P. BUCK Inc has made every effort to ensure the accuracy of information displayed on this Website, however, A.P. BUCK Inc. is not responsible for typographical errors appearing on this Website. Price and availability information is subject to change without notice.

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