Ehdotuksen tiedot
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/DIS 17234-1:2023)
Tunnus:prEN ISO 17234-1
Komitea:CEN/TC 289
Lausuntopyynnön määräaika:2023-11-30