DIN EN 61189-5-2-2015 电气材料, 印刷电路板和其它互联结构和组件的试验方法. 第5-2部分: 材料和组件的通用试验方法. 印刷电路板组件的焊接焊剂 (IEC 61189-5-2-2015); 德文版本EN 61189-5-2-2015
Test methods for electrical materials, printed boards and other interconnection structures and assemblies - Part 5-2: General test methods for materials and assemblies - Soldering flux for printed board assemblies (IEC 61189-5-2:2015); German version EN 6