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ISO 17234-1:2020 Leather - Chemical tests for the determination of certain azo colourants in dyed leathers - Part 1: Determination of certain aromatic amines derived from azo colourants
standard by International Organization for Standardization, 08/01/2020
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ISO 17234-1:2020 specifies a method for determining the use of certain azo colourants which can release certain aromatic amines.