YS/T 563-2009 Methods for chemical analysis of precious metals alloys-platinum-palladium-rhodium alloys-Determination of palladium and rhodium content-Diacetyldioxime gravimetriy tin(Ⅱ) chloride spectrophotometry
Methods for chemical analysis of precious metals alloys-platinum-palladium-rhodium alloys-Determination of palladium and rhodium content-Diacetyldioxime gravimetriy tin(Ⅱ) chloride spectrophotometry