ASTM-D4877 › Historical Revision Information
Standard Test Method for Polyurethane Raw Materials: Determination of APHA Color in Isocyanates
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Scope
1.1 This test method measures the color of clear liquids. It is applicable only to materials whose color-producing bodies have light-absorption characteristics similar to those of the standards used. (See Test Method
1.2 The values stated in SI units are to be regarded as the standard.
1.3 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. For specific hazards statements see 7.1 and Note 2.
Note 1-There is no equivalent ISO standard.Keywords
Liquids; Visual examination-plast; polyurethane raw materials- color of isocyanates, test,; Urethanes-polyurethane raw materials (isocyanates); color of isocyanates, test; ICS Number Code 71.080.30 (Organic nitrogen compounds); 83.040.30 (Auxiliary materials and additives for plast)
To find similar documents by ASTM Volume:
08.02 (Plastics (II): D3222 - D5083)
To find similar documents by classification:
71.080.30 (Organic nitrogen compounds)
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Document Number
ASTM-D4877-88
Revision Level
1988 EDITION
Status
Superseded
Modification Type
Revision
Publication Date
Nov. 25, 1988
Document Type
Test Method
Page Count
2 pages
Committee Number
D20.22