ISO/CD 7781-2

Styrene-butadiene rubber, raw — Determination of soap and organic-acid content — Part 2: Qualitative analysis ISO/CD 7781-2

General information

30.00 Committee draft (CD) registered   Nov 6, 2024

ISO

ISO/TC 45/SC 3 Raw materials (including latex) for use in the rubber industry

International Standard

Scope

This document specifies a method for the qualitative analysis of the organic acids in raw emulsionpolymerization styrene-butadiene rubber (E-SBR) using a gas chromatograph combined with mass spectrometer (GC-MS).
It is applicable to the identification of fatty acids and rosin acids (including disproportionated rosin acids).
The determination of the soap and organic-acid content of raw styrene-butadiene rubber (SBR) is specified in ISO 7781:2017.

Life cycle

NOW

IN_DEVELOPMENT
ISO/CD 7781-2
30.00 Committee draft (CD) registered
Nov 6, 2024