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ISO 21257:2024

Plastics — Polymer polyols for use in the production of polyurethanes — Determination of the residual acrylonitrile and styrene monomer content by gas chromatography

Publication date:   Oct 23, 2024

General information

60.60   Standard published   Oct 23, 2024

ISO

ISO/TC 61/SC 12 Thermosetting materials

International Standard

83.080.10   Thermosetting materials

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Scope

This document specifies a method for the determination of the residual acrylonitrile monomer and styrene monomer in polymer polyols by gas chromatography.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 21257:2018

NOW

PUBLISHED
ISO 21257:2024
60.60 Standard published
Oct 23, 2024