DIN EN ISO 15681-2:2005
水质.用流量分析法(FIA和CFA)测定正磷酸盐和总磷含量.第2部分:连续流量分析法
Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2003); German version EN ISO 15681-2:2004