
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)
NORMA vydaná dňa 15.10.2025
Designation standards: UNE-EN ISO 17234-1:2025
Publication date standards: 15.10.2025
The number of pages: 39
Approximate weight : 117 g (0.26 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE