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>UNE standards>UNE EN ISO 17234-1:2025 - 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)
in stockReleased: 2025-10-15
UNE EN ISO 17234-1:2025 - 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)

UNE EN ISO 17234-1:2025

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)

Cuero. Ensayos químicos para la determinación de ciertos colorantes azoicos en cueros teñidos. Parte 1: Determinación de ciertas aminas aromáticas derivadas de los colorantes azoicos. (ISO 17234-1:2024).

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Standard number:UNE EN ISO 17234-1:2025
Pages:33
Released:2025-10-15
Status:Standard
Pages (Spanish):39
DESCRIPTION

UNE EN ISO 17234-1:2025

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