NEN ISO 1657:1990现行
Raw Rubber And Rubber Latex - Determination Of Iron Content - 1,10-phenanthroline Photometric Method
出版：Nederlands Normalisatie Instituut
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基本信息
标准编号： NEN ISO 1657:1990
发布时间：1990/2/1 0:00:00
标准类别：Standard
出版单位：Nederlands Normalisatie Instituut
标准页数：4
标准简介
Specifies a 1,10-phenanthroline photometric method for the determination of 15 to 1000 mg/kg of iron in uncompounded natural rubber, uncompounded synthetic rubbers which do not contain chlorine, and in the corresponding uncompounded latices.
等同采用的国际标准
ISO 1657:1986 - Identical
