DIN EN 16117-1:2011 銅及銅合金.銅含量的測定.第1部分:材料銅含量小于99,85%的含銅量電解法測定.德文版 EN 16117-1-2011
Copper and copper alloys - Determination of copper content - Part 1: Electrolytic determination of copper in materials with copper content less than 99,85 %; German version EN 16117-1:2011