ISO 11596 Jewellery and precious metals — Sampling of precious metals and precious metal alloys*, 2021-12-06 Update
ISO 9202 Jewellery and precious metals — Fineness of precious metal alloys*, 2019-05-02 Update
BS ISO 11494:2014 history
2014BS ISO 11494:2014 Jewellery. Determination of platinum in platinum jewellery alloys. ICP-OES method using yttrium as internal standard element
2009BS ISO 11494:2008 Jewellery - Determination of platinum in platinum jewellery alloys - Inductively coupled plasma (ICP) solution-spectrometric method using yttrium as internal standard element