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ASTM D4670-17

ASTM D4670-17

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

2017-03-17 /Active
Significance and Use:

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


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

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

polyols; polyurethane raw materials; suspended matter;
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