YS/T 1503-2021
YS/T 1503-2021
Dihydrogen hexahydroxy platinate
YS/T 1503-2021
Ferromolybdenum―Determination of molybdenum content―Lead molybdate gravimetric method,ammonium metavanadate titration method and 8-hydroxyquinoline gravimetric method
YS/T 1503-2021
Determination of platinum in platinum jewellery alloys-Gravimetric method after precipitation of diammonium hexachloroplatinate
YS/T 1503-2021
Jewellery — Determination of platinum in platinum jewellery alloys — Gravimetric method after precipitation of diammonium hexachloroplatinate
YS/T 1503-2021
Methods for chemical analysis of high purity rhenium and ammonium perrhenate—Determination of beryllium,sodium,magnesium,aluminum,potassium,calcium,titanium,chromium,manganese,iron,cobalt,nickel,copper,zinc,arsenic,molybdenum,cadmium,indium,tin,antimony,barium,tungsten,platinum,thallium,lead and bismuth content—Inductively coupled plasma mass spectrometry
YS/T 1503-2021
Jewellery. Determination of platinum in platinum jewellery alloys. Gravimetric method after precipitation of diammonium hexachloroplatinate
YS/T 1503-2021
Jewellery — Determination of platinum in platinum jewellery alloys — Gravimetric method after precipitation of diammonium hexachloroplatinate
YS/T 1503-2021
YS/T 1503-2021
Determination of platinum in platinum jewellery alloys — Gravimetric method after precipitation of diammonium hexachloroplatinate
YS/T 1503-2021
Jewellery - Determination of platinum in platinum jewellery alloys - Gravimetric method after precipitation of diammonium hexachloroplatinate (ISO 11210:2014); German version EN ISO 11210:2016
YS/T 1503-2021