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ASTM D2238-92(2012)e1

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ASTM D2238-92(2012)e1

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Standard Test Methods for Absorbance of Polyethylene Due to Methyl Groups at 1378 cm−1
standard by ASTM International, 12/01/2012

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Description

1.1 These test methods cover measurement by infrared absorption spectrophotometry of the 1378.4-cm−1 (7.255-μm) band in polyethylene due to methyl groups. (1, 2, 4-7)2 Two test methods are covered:

1.1.1 Test Method A uses compensation with a standard sample film or wedge of known methyl content.

Product Details

Published:
12/01/2012
Number of Pages:
7
File Size:
1 file , 130 KB