Water quality - Determination of selected parameters by discrete analysis systems - Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection (ISO 15923-1:2013)
水质.用离散分析系统测定选定参数.第1部分:铵、硝酸盐、亚硝酸盐、氯化物、正磷酸盐、硫酸盐和硅酸盐的光度检测(ISO 15923-1-2013)