BS EN ISO 11494:2019现行
Jewellery and precious metals. Determination of platinum in platinum alloys. ICP-OES method using an internal standard element
出版：British Standards Institution
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基本信息
标准编号： BS EN ISO 11494:2019
标准类别：Standard
出版单位：British Standards Institution
标准页数：0
标准简介
This document describes an analytical procedure for the determination of platinum in platinum alloys with a nominal content up to 990 ‰ (parts per thousand), including alloys according to ISO 9202.
本标准替代的旧标准
