JEWELLERY - DETERMINATION OF PRECIOUS METALS IN 999 ‰ GOLD, PLATINUM AND PALLADIUM JEWELLERY ALLOYS - DIFFERENCE METHOD USING INDUCTIVELY COUPLED PLASMA OPTICAL EMISSION SPECTROSCOPY (ICP-OES) (ISO 15093:2008, IDT)
This Malaysian Standard specifies an analytical procedure for the determination of either platinum in
platinum jewellery alloys, gold in gold jewellery alloys or palladium in palladium jewellery alloys, with a nominal content of each precious metal of 999 ‰ (parts per thousand), by measuring specific elements.