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ASTM D 4273 : 2011-04

ASTM D 4273 : 2011-04

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

TEST METHOD FOR POLYURETHANE RAW MATERIALS: DETERMINATION OF PRIMARY HYDROXYL CONTENT OF POLYETHER POLYOLS

Superseded date

09-05-2020

Published date

04-01-2011

Publisher

American Society for Testing and Materials

CONTAINED IN VOL. 08.02, 2018 Describes the primary hydroxyl content of ethylene oxide(EO)-propylene oxide (PO) polyether polyols used in preparing flexible polyurethane foams.

Committee
D 20
DocumentType
Redline
PublisherName
American Society for Testing and Materials
Status
Superseded
SupersededBy

ASTM E 1899 : 2016 : REDLINE Standard Test Method for Hydroxyl Groups Using Reaction with <emph type="ital">p</emph >-Toluenesulfonyl Isocyanate (TSI) and Potentiometric Titration with Tetrabutylammonium Hydroxide

ASTM E 2977 : 2015 : REDLINE Standard Practice for Measuring and Reporting Performance of Fourier-Transform Nuclear Magnetic Resonance (FT-NMR) Spectrometers for Liquid Samples

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