Test method of precious metal alloys - Determination of copper content for gold, palladium and silver alloys - Complexometric return titration using thiourea releasing EDTA
NORM herausgegeben am 31.3.2008
Designation standards: GB/T 15072.8-2008
Publication date standards: 31.3.2008
Country: Chinese technical standard
Kategorie: Technische Normen GB