DS DS/EN ISO 5398-1
DS DSEN SO 5398-1 2007-AUG-08 Leather - Chemcal determnaton of chromc oxde content - Part 1 Quantfcaton by ttraton
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This European Standard is applicable to all types of leather. The method describes the determination of chromium in aqueous solution obtained from leather. This method describes the determination of chromium by iodometric titration