
Leather - Chemical tests for the determination of certain azo colorants in dyed leathers Part 1: Determination of certain aromatic amines derived from azo colorants
出版:International Organization for Standardization

專家解讀視頻
Leather - Chemical tests for the determination of certain azo colorants in dyed leathers Part 1: Determination of certain aromatic amines derived from azo colorants
出版:International Organization for Standardization
專家解讀視頻