I.S. EN ISO 11494:2016現行
Jewellery - Determination of Platinum in Platinum Jewellery Alloys - Icp-oes Method Using Yttrium as Internal Standard Element (iso 11494:2014)
出版：National Standards Authority of Ireland
專家解讀視頻
Explains a method for the determination of platinum in platinum jewellery alloys, preferably within the range of fineness specified in ISO 9202, by means of inductively coupled plasma optical emission spectrometry (ICP-OES).
EN ISO 11494:2016 - Identical
ISO 11494 : 2014 - Identical
EN ISO 11494 : 2016 - Identical
ISO 11494 : 2014 - Identical
