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ISO 1158:2026

Plastics — Vinyl chloride homopolymers and copolymers — Determination of chlorine content

Publication date:   Mar 3, 2026

General information

60.60   Standard published   Mar 3, 2026

ISO

ISO/TC 61/SC 9 Thermoplastic materials

International Standard

83.080.20   Thermoplastic materials

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Scope

This document specifies two methods for the determination of the chlorine content of homopolymers and copolymers of vinyl chloride, free from plasticizers or additives, namely:

method A (combustion in a bomb);
method B (combustion in a flask).

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 1158:1998

NOW

PUBLISHED
ISO 1158:2026
60.60 Standard published
Mar 3, 2026