Standard Active Last Updated: Jul 08, 2022
ASTM D4670-17(2022)e1

Standard Test Method for Polyurethane Raw Materials: Determination of Suspended Matter in Polyols

Significance and Use

4.1 This test method is suitable as a quality control or specification test.

Scope

1.1 This test method covers a procedure for visual inspection to determine the presence of insoluble foreign material in polyols.

1.2 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, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

Note 1: There is no known ISO equivalent to this standard.

1.3 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.

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Details
Book of Standards Volume: 08.02
Developed by Subcommittee: D20.22
Pages: 2
DOI: 10.1520/D4670-17R22E01
ICS Code: 83.040.30; 83.080.20