Leather. Chemical tests for the determination of certain azo colorants in dyed leathers. Determination of certain aromatic amines derived from azo colorants— 16 стр.
Leather. Chemical tests for the determination of certain azo colorants in dyed leathers. Determination of certain aromatic amines derived from azo colorants— 24 стр.
Leather. Chemical tests for the determination of certain azo colorants in dyed leathers. Determination of certain aromatic amines derived from azo colorants— 24 стр.