Leather - Chemical tests for the determination of certain azo colourants in dyed leathers - Part 1: Determination of certain aromatic amines derived from azo colourants (ISO 17234-1:2024)

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Hardcopy , PDF

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English, Spanish, Castilian

Published date

15-10-2025

Publisher

Asociación Española de Normalización

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This document specifies a method for determining the use of certain azo colourants which can releasecertain aromatic amines.

Committee	CTN 59
DocumentType	Standard
Pages	33
PublisherName	Asociación Española de Normalización
Status	Current
Supersedes	UNE-EN ISO 17234-1:2021

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UNE-EN ISO 17234-1:2025