ASTM D 7252 : 2006
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Standard Test Method for Polyurethane Raw Materials: Determination of Monomer and Isomers in Isocyanates
Hardcopy , PDF
11-11-2014
English
01-04-2006
Important note : Users cannot be edited or removed once added to your Multi user PDF.| Committee |
D 20
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| DocumentType |
Test Method
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| Pages |
6
|
| ProductNote |
Reconfirmed 2006
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| PublisherName |
American Society for Testing and Materials
|
| Status |
Superseded
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| SupersededBy |
1.1 This test method determines the percent by weight of monomeric isomers and total monomer in crude or modified isocyanates. The test method is applicable to methylene-bis-(4-phenylisocyanate) (MDI) and polymethylene polyphenylisocyanates (PMDI). (See Note 1.)
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 1There is no known ISO equivalent to this standard.
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