Standard Test Methods for Polyurethane Raw Materials Determination of Gardner and APHA Color of Polyols

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Hardcopy , PDF

Superseded date

11-11-2014

Language(s)

English

Published date

10-07-1998

Publisher

American Society for Testing and Materials

Committee	D 20
DocumentType	Test Method
Pages	4
PublisherName	American Society for Testing and Materials
Status	Superseded
SupersededBy	ASTM D 4890 : 2006 ASTM D 4890 : 1998 : R2003

1.1 These test methods measure visually the color of clear polyester and polyether liquids. They apply only to materials whose colors have light-absorption characteristics similar to those of the standards. An alternative method is Test Method D1209. (See Note 1.)

1.2 This standard does not purport to address all of the safety problems, 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.

Note 1-There is no equivalent ISO standard.

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ASTM D 4890 : 1998

Standard Test Methods for Polyurethane Raw Materials Determination of Gardner and APHA Color of Polyols

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