Draft
International Standard
ISO/DIS 7781-2
Styrene-butadiene rubber, raw — Soap and organic-acid content — Part 2: Qualitative analysis
Reference number
ISO/DIS 7781-2
Edition 1
© ISO 2026
Draft International Standard

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ISO/DIS 7781-2

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Abstract

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.

General information

  • Status
     : Under development

    You can help develop this draft international standard by contacting your national member

    Stage
    : DIS ballot initiated: 12 weeks [40.20]
  • Edition
     : 1
    Number of pages
     : 9
  • Technical Committee :
    ISO/TC 45/SC 3
    ICS :
    83.040.10 
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Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goal

9
Industry, Innovation and Infrastructure

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