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ASTM D 5629 : 2016

M00052198

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ASTM D 5629 : 2016

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

American Society for Testing and Materials

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Abstract

This test method measures the acidity, expressed as ppm of hydrochloric acid (HCl), in aromatic isocyanate or polyurethane prepolymer samples of below 100 ppm acidity.

General Product Information

Document Type Standard
Status Current
Publisher American Society for Testing and Materials
Committee D 20
Supersedes
  • ASTM D 5629 : 2011