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ISO 4660:2020

Rubber, raw natural — Colour index test ISO 4660:2020

Publication date:   May 27, 2020

General information

90.20 Standard under periodical review   Jan 15, 2025

ISO

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

International Standard

83.040.10   Latex and raw rubber

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Published

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Scope

This document specifies two methods to determine the colour of raw natural rubber according to a standard colour scale:
— Method A: colour matching against standard coloured glasses;
— Method B: colour determination using colour spectrophotometer.
In case of dispute, the preferred method is Method B.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 4660:2011

NOW

PUBLISHED
ISO 4660:2020
90.20 Standard under periodical review
Jan 15, 2025