ASTM-D2572 2019
$29.79
D2572-19 Standard Test Method for Isocyanate Groups in Urethane Materials or Prepolymers
| Published By | Publication Date | Number of Pages |
| ASTM | 2019 | 2 |
ASTM D2572-19
Active Standard: Standard Test Method for Isocyanate Groups in Urethane Materials or Prepolymers
ASTM D2572
Scope
1.1 This test method covers the determination of the isocyanate group (NCO) content of a urethane intermediate or prepolymer.
1.2 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. For specific hazard statements, see Section 8.
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.
Keywords
dicyclohexylmethane-4,4-diisocyanate (rMDI); hexamethylene diisocyanate; isophorone diisocyanate (IPDI); polymeric MDI; toluene, 2,4-diisocyanate based intermediate; toluene, 2,4-diisocyanate based prepolymer; urethane intermediate; urethane prepolymer; 2,4-diphenylmethane diisocyanate; 4,4-diphenylmethane diisocyanate;
ICS Code
ICS Number Code 71.080.99 (Other organic chemicals)
DOI: 10.1520/D2572-19
