DS DS/EN ISO 17234-1
DS DSEN SO 17234-1 2010-MAR-22 Leather - Chemcal tests for the determnaton of certan azo colorants n dyed leathers - Part 1 Determnaton of certan aromatc amnes derved from azo colorants
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This Technical Specification specifies a method for determining the use of certain azo colourants which may release certain aromatic amines.