Describes a special procedure to detect the use of certain azo colorants in commodities, which can release 4-aminoazobenzene. The procedure also detects 4-aminoazobenzene (Solvent Yellow 1) which is already available as free amine in commodities wi
KS ISO 17234-2:2011
Leather - Chemical tests for the determination of certain azo colorants in dyed leathers
Number of Pages:23
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Kes 3,437.00