DIN EN ISO 17234-2-2011 皮革皮革.测定染色皮革中某些偶氮着色剂的化学试验.第2部分:对氨基偶氮苯的测定(ISO 17234-2-2011);德文版本EN ISO 17234-2

标准号：DIN EN ISO 17234-2-2011
中文标准名称：皮革皮革.测定染色皮革中某些偶氮着色剂的化学试验.第2部分:对氨基偶氮苯的测定(ISO 17234-2-2011);德文版本EN ISO 17234-2-2011
英文标准名称：Leather - Chemical tests for the determination of certain azo colorants in dyed leathers - Part 2: Determination of 4-aminoazobenzene (ISO 17234-2:2011); German version EN ISO 17234-2:2011
标准类型：Y46
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：Y46
国际标准分类号：59.140.30
引用标准：ISO 2418;ISO 4044
适用范围：This part of ISO 17234 is supplementary to ISO 17234-1 and describes a special procedure to detect the use of certain azo colorants in commodities, which can release 4-aminoazobenzene. The procedure also detects 4-aminoazobenzene (Solvent Yellow 1) which is already available as free amine in commodities without reducing pretreatment.