ASTM D5137-07(2013)..
ASTM D5353-95(2012)..
ASTM D5564-95(2011)..
ASTM D6229-06(2010)..
ASTM D6696-14
ASTM E298-08
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ASTM D2572-97(2010)
Standard Test Method for Isocyanate Groups in Urethane Materials or Prepolymers (Withdrawn 2019)
Automatically translated name:
Standard Test Method for Isocyanate Groups in Urethane Materials or Prepolymers
STANDARD published on 1.12.2010
The information about the standard:
Designation standards: ASTM D2572-97(2010)
Note: WITHDRAWN
Publication date standards: 1.12.2010
SKU: NS-20782
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: American technical standard
Category: Technical standards ASTM
The category - similar standards:
Annotation of standard text ASTM D2572-97(2010) :
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, 2,4&ndash,Diisocyanate based intermediate, Isobutyl alcohol, Isocyanates, Prepolymers, Toluene, Urethane intermediate/prepolymer, Urethanes
Additional information
| Significance and Use | ||
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The percent NCO is used to establish unit ratios for stoichiometric reactions with co-reactants. |
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| 1. Scope | ||
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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 and health practices and determine the applicability of regulatory limitations prior to use. For specific hazard statements, see Section 8. |
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| 2. Referenced Documents | ||
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