ASTM-D5629 1999

$35.75

D5629-99 Standard Test Method for Polyurethane Raw Materials Determination of Acidity in Low-Acidity Aromatic Isocyanates and Polyurethane Prepolymers

Published By	Publication Date	Number of Pages
ASTM	1999	3

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Categories: 83.080.10 - Thermosetting materials, ASTM

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Description

1.1 This test method covers the acidity, expressed as ppm of hydrochloric acid, in aromatic isocyanate or polyurethane prepolymer samples of below 100 ppm acidity. The test method is applicable to products derived from toluene diisocyanate and methylene-bis-(4-phenylisocyanate) (see Note 1).

Note 1-There are no equivalent ISO standards.

1.2 The values stated in SI units are to be regarded as the 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.

Additional information

Standard Title	D5629-99 Standard Test Method for Polyurethane Raw Materials Determination of Acidity in Low-Acidity Aromatic Isocyanates and Polyurethane Prepolymers
Published Code	ASTM
Publication Date	1999
Pages Count	3
ICS Codes	83.080.10 - Thermosetting materials

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ASTM-D5629 1999

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ASTM-D5629 1999

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