ASTM D 4670 : 2017
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Standard Test Method for Polyurethane Raw Materials: Determination of Suspended Matter in Polyols
Hardcopy , PDF
19-07-2022
English
17-03-2017
1.1 This test method covers a procedure for visual inspection to determine the presence of insoluble foreign material in polyols.
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