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ASTM D2238-92(2012)e1
Standard Test Methods for Absorbance of Polyethylene Due to Methyl Groups at 1378 cm−1More info
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.
| Author | ASTM |
|---|---|
| Editor | ASTM |
| Document type | Standard |
| Format | File |
| Confirmation date | 2012-12-01 |
| ICS | 83.080.20 : Thermoplastic materials |
| Number of pages | 7 |
| Replace | ASTM D2238-92(2004) |
| Set | ASTMVOL0801 |
| Year | 1990 |
| Document history | ASTM D2238-92(2004) |
| Country | USA |
| Keyword | ASTM 2238;ASTM D2238;ASTM D2238;10.1520/D2238-92R12E01 |