ASTM D 4937 : 1996 : R2012
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Standard Test Method for p-Phenylenediamine Antidegradants Purity by Gas Chromatography
Hardcopy , PDF
11-11-2014
English
05-01-2012
CONTAINED IN VOL. 09.01, 2017 Specifies the determination of the purity of Class I, II, and III p-phenylenediamine (PPD) antidegradants as described in Classification D4676 by gas chromatography (GC) detection and area normalization for data reduction.
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