GB/T 9872-2026 Pending National standards

GB/T 9872-2026 Rubber and thermoplastic elastomer—Determination of halogen content

GB/T 9872-2026 Rubber and thermoplastic elastomer—Determination of halogen content

Publish Date: 2026-03-31 Implement Date: 2026-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 9872-2026

Standard Type: National standards

Standard Status: Pending

is_force_gb: no

CCS Name: Rubber products and their auxiliary materials

ICS Name: Rubber

Publish Date: 2026-03-31

Implement Date: 2026-10-01

Pages: 20 pages

Scope

This document describes the ion chromatography (Method A) and potentiometric titration (Method B) for determining the chlorine and bromine content in rubber and thermoplastic elastomers.
This document is applicable to the determination of chlorine and bromine content in rubber and its products, as well as thermoplastic elastomers and their products. For the determination of other halogen elements, please refer to the relevant procedures for guidance.

Development Information

Word Count: 27 Thousand words Pages: 20 pages

Replace the following standards

GB/T 9872-1998 Rubber and rubber products-Determination of bromine and chlorine content-Oxygen flask combustion technique GB/T 34692-2017 Thermoplastic elastomer—Determination of halogen—Oxygen bomb combustion-ion chromatography

Referenced Standards

GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods GB/T 15340-1994 Rubber, raw, natural and synthetic Sampling and further preparative procedures GB/T 15340-2008 Rubber, raw natural and raw synthetic—Sampling and further preparative procedures GB/T 15340-2025 Rubber,raw natural and raw synthetic—Sampling and further preparative procedures GB/T 17783-1999 Rubber, vulcanized—Preparation of samples and test pieces—Chemical tests GB/T 17783-2019 Rubber,vulcanized or thermoplastic—Chemical tests—Preparation of samples and test piece

Adopt standards

ISO 7725:2020

Related Standards

GB/T 1685-1982 Replaced

GB/T 1685-1982 Rubber, vulcanized—Determination of stress relaxation in compression at normal and at elevated temperature

Publish Date: 1982-03-12

GB/T 3515-1983 Replaced

GB/T 3515-1983 Rubber, vulcanized—determination of carbon black content—pyrolytic method

Publish Date: 1983-03-03

GB/T 4497-1984 Replaced

GB/T 4497-1984 Vulcanized rubber—Determination of total sulphur content—Oxygen combustion flask method

Publish Date: 1984-06-17

GB/T 6030-1985 Replaced

GB/T 6030-1985 Vulcanized rubber—Determination of carbon black dispersion—Micrographic method

Publish Date: 1985-05-24

GB 5577-1985 Replaced

GB 5577-1985 Codification of types for synthetic rubbers

Publish Date: 1985-10-26

GB/T 1688-1986 Replaced

GB/T 1688-1986 Rubber, vulcanized—Determination of tension fatigue

Publish Date: 1986-11-24