Standards

ASTM WK30468

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Work Item: ASTM WK30468 - Revision of D4890 - 06 Standard Test Methods for Polyurethane Raw Materials: Determination of Gardner and APHA Color of Polyols


Active Standard: D4890 - 13

Developed by Subcommittee: D20.22 | Committee D20 Home | Contact Staff Manager



1. Rationale

Standard five year review

Keywords

APHA; color; Gardner; platinum-cobalt scale; polyols; polyurethane raw materials; Pt-Coscale

Citing ASTM Standards

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Work Item Status:
Date Initiated:09-29-2010
Technical Contact: Nadata Green

Item: 019
Ballot: D20 (13-01)
Status: Ballot Item Approved as D4890-2013 and Pending Publication

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