This International Standard describes a method for the determination of platinum in platinum alloys for jewelry, preferably in the fineness range specified in is 9202, by high frequency induced plasma optical emis ion spectrometry (ICP-OES).
NF A06-206:2015 Referenced Document
ISO 11596 Jewellery and precious metals — Sampling of precious metals and precious metal alloys*, 2021-12-06 Update
NF A06-206:2015 history
2015NF A06-206:2015 Jewellery - Determination of platinum in platinum jewellery alloys - ICP-OES method using yttrium as internal standard element