This document describes methods for the determination of the chlorine content of homopolymers and copolymers of vinyl chloride. This document is applicable to the determination of chlorine content in vinyl chloride homopolymers and copolymers without plasticizers and additives. It can be used as a reference for the determination of chlorine content in other chlorine-containing polymers without plasticizers and additives.
Basic Data
Standard ID
GB/T 7139-2023 (GB/T7139-2023)
Description (Translated English)
Plastics - Vinyl chloride homopolymers and copolymers - Determination of chlorine content
Sector / Industry
National Standard (Recommended)
Classification of Chinese Standard
G31
Classification of International Standard
83.080.20
Word Count Estimation
18,198
Date of Issue
2023-08-06
Date of Implementation
2024-03-01
Older Standard (superseded by this standard)
GB/T 7139-2002
Issuing agency(ies)
State Administration for Market Regulation, China National Standardization Administration
