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Vinyl chloride  (CH2:CHCl)
Item Item Details
(Price is for domestic US market only)
Vinyl chloride  (CH2:CHCl)
Item Name:
Vinyl chloride (CH2:CHCl)
Item #:

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Vinyl chloride CH2:CHCl NO.131LB



Measuring Range

0.25 to 1 ppm

1 to 20 ppm

20 to 70 ppm

Number of Pump Strokes




Correction Factor




Sampling Time

1.5 minutes per pump stroke

Detecting Limit

0.05 ppm (n=4)

Color Change

Yellow Purple

Reaction Principle

Vinyl chloride is oxidized and produce an intermediate
product to discolor the reagent ot purple stain.

Coefficient of Variation 10% (for 1 to 5 ppm), 5% (for 5 to 20 ppm)
Shelf Life 2 Years
Corrections for
temperature & humidity
Temperature correction is necessary
Store the tubes in the refrigerator to keep at 10oC (50oF) or below.

Possible coexisting substances and their interferences (NOTE)




Change color by itself

Chlorine, Hydrogen chloride

1/10 time

Plus error

Produce purple stain

Alcohols, Esters, Ketones


No effect

No discoloration


1/10 time

Plus error

Produce purple stain


1/10 time

Plus error

Produce purple stain

Aromatic hydrocarbons - No effect No discoloration

Calibration gas generation Permeation tube method

TLV-TWA TLV-STEL Explosive range
1 ppm - 3.6 to 23%
Range 0.25-70

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