This part of ISO 5398 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 chromium by inductively coupled plasma-optical emission spectrometry and is applicable to leathers which are expected to have chromic exide contents in excess of 1mg/kg.Two techniques for the preparation of the solution to be analysed are included.In the case of dispute,the wet oxidation technique is to be used.
DIN EN ISO 5398-4-2007由德国标准化学会 DE-DIN 发布于 2007-10。
DIN EN ISO 5398-4-2007 在中国标准分类中归属于: Y46 毛皮、皮革,在国际标准分类中归属于: 59.140.30 皮革和裘皮。
* 在 DIN EN ISO 5398-4-2007 发布之后有更新,请注意新发布标准的变化。
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