
Jewellery and precious metals - Determination of platinum in platinum alloys - ICP-OES method using an internal standard element (ISO 11494:2019)
出版:National Standards Authority of Ireland

專家解讀視頻
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.
EN ISO 11494:2019 - Identical
ISO 11494:2019 - Identical
EN ISO 11494:2019 - Identical
ISO 11494:2019 - Identical