ASTM-D4937 Standard Test Method for p-Phenylenediamine Antidegradants Purity by Gas Chromatography

ASTM-D4937 - 1996 R17 EDITION - CURRENT
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Standard Test Method for p-Phenylenediamine Antidegradants Purity by Gas Chromatography
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Scope

1.1 This test method covers 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.

1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.

1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Keywords

antidegradant; antioxidant; antiozanant; gas chromatography; N-isopropyl-N`-phenyl-p-phenylenediamene (IPPD); N-(1,3 dimethylbutyl)-N`-phenyl-p-phenylenediamene (6PPD); N,N`bis-(14-dimethylpentyl)-p-phenylenediamene (77PD); N,N`-ditolyl-p-phenylenediamene (DTPD); phenylenediamene; p-phenylenediamene (PPD);; ICS Number Code 71.040.30 (Chemical reagents)

To find similar documents by ASTM Volume:

09.01 (Rubber, Natural and Synthetic -- General Test Methods; Carbon Black)

To find similar documents by classification:

71.040.30 (Chemical reagents Including reference materials)

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Document Number

ASTM-D4937-96(2017)

Revision Level

1996 R17 EDITION

Status

Current

Modification Type

Reapproval

Publication Date

July 1, 2017

Document Type

Test Method

Page Count

7 pages

Committee Number

D11.11