$27
ASTM D7252-22
2022
Standard Test Method for Polyurethane Raw Materials: Determination of Monomer and Isomers in Isocyanates
- Format:
- Language(s) :
- Published :
- English
- 07/01/2022
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 di(phenylisocyanate) (MDI) and polymeric (methylene phenylisocyanate) (PMDI). (See Note 1.)
1.2''Units'''The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.3''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.
1.4''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.
| ASTM D7252-22 | |
|---|---|
| STANDARD INFO: | |
| Standard Name | ASTM D7252-22 |
| Scope | Standard Test Method for Polyurethane Raw Materials: Determination of Monomer and Isomers in Isocyanates |
| Publisher | ASTM - ASTM International |
| Languages | English |
| State | |
| Publication Year | 2022 |
| Most recent Version | MOST RECENT |
| Whether to be replaced | |
| Addendum | |
| FILE INFO: | |
| File Size | 1 file , 120 KB |
| Note | This product is unavailable in Russia, Ukraine, Belarus |
| Number of Pages | 6 |
| Published | 07/01/2022 |
| ASTM D7252-22 | ||
|---|---|---|
| History | Publisher Year | |
| ASTM D7252-22 | 2022 | Current |
| ASTM D7252-17 | 2017 | |
| ASTM D7252-06(2011)e1 | 2011 | |
| ASTM D7252-06 | 2006 |
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