YS/T 1344.1-2020
Methods for chemical analysis of tin-doped indium oxid powder-Part 1:Determination of iron,aluminum,lead,nickel,copper,cadmium,chromium and thallium contents-Inductively coupled plasma atomic emission spectrometry
EN ISO 4496:2017
\u0413\u041e\u0421\u0422 30550-98
Metallic of powders. Determination of acid-insoluble content in iron, copper, tin and bronze powders
EN 24496:1993