ASTM-D7252 2011

$40.63

D7252-06(2011)e1 Standard Test Method for Polyurethane Raw Materials: Determination of Monomer and Isomers in Isocyanates

Published By	Publication Date	Number of Pages
ASTM	2011	5

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Categories: 83.040.01 - Raw materials for rubber and plastics in general, ASTM

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Description

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 (meththylene phenylisocyanate) (PMDI). (See Note 1.)

1.2 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.

PDF Catalog

PDF Pages	PDF Title
1	Scope Referenced Documents Terminology Summary of Test Method Significance and Use Apparatus Reagents and Materials
2	Sampling Instrument Preparation Calibration and Standardization Procedure
3	Calculation Report Precision and Bias FIG. 1
4	Keywords FIG. 2 TABLE 1
5	TABLE 2 TABLE 3 TABLE 4

Additional information

Standard Title	D7252-06(2011)e1 Standard Test Method for Polyurethane Raw Materials: Determination of Monomer and Isomers in Isocyanates
Published Code	ASTM
Publication Date	2011
Pages Count	5
ICS Codes	83.040.01 - Raw materials for rubber and plastics in general

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ASTM-D7252 2011

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