ISO-5398-1 › Leather - Chemical determination of chromic oxide content - Part 1: Quantification by titration

ISO-5398-1 - 2ND EDITION - CURRENT
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This document describes a method for the determination of chromium in aqueous solution obtained from leather. This is an analysis for total chromium in leather; it is not compound specific or specific to its oxidation state.

This method describes the determination of chrome by iodometric titration and is to be applicable to chromium-tanned leathers which are expected to have chromic oxide contents in excess of 0,3 %. Two different methods are described as alternatives for obtaining chromium in a suitable solution. It is appropriate to use either method.

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Document Number

ISO 5398-1:2018

Revision Level

2ND EDITION

Status

Current

Publication Date

June 1, 2018

Committee Number

IULTCS