Significance and Use
Significance and UseTop 
Bottom
4.1 This test method is suitable as a quality control or specification test.
1. 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 and health practices and determine the applicability of regulatory limitations prior to use.
Note 1—
There is no known ISO equivalent to this standard.
2. Referenced Documents (purchase separately) 
The documents listed below are referenced within the subject standard but are not provided as part of the standard.
ASTM Standards
D883 Terminology Relating to Plastics
Keywords
polyols; polyurethane raw materials; suspended matter;
ICS Code
ICS Number Code 83.040.30 (Auxiliary materials and additives for plastics); 83.080.20 (Thermoplastic materials)
DOI: 10.1520/D4670-07R12E01
ASTM International is a member of CrossRef.
Citing ASTM Standards
[Back to Top]
