DIN EN ISO 15587-1-2002 水质.确定水中选择元素的分解.第1部分:王水分解 (ISO 15587-1:2002); 德文版本 EN ISO 15587-1:2002
Water quality - Digestion for the determination of selected elements in water - Part 1: Aqua regia digestion (ISO 15587-1:2002); German version EN ISO 15587-1:2002
The document specifies the method to extract trace elements from a water sample using aqua regia as a digestion agent. The method is applicable to all types of waters with a suspended solids concentration of less than 20 g/l and a total organic carbon concentration of less than 5 g/l.