NS-EN ISO 10304-4:1999
水质 用离子液相色谱法测定溶解阴离子 第4部分:低污染水中氯酸盐、氯化物和亚氯酸盐的测定(ISO 10304-4:1997)
Water quality — Determination of dissolved anions by liquid chromatography of ions — Part 4: Determination of chlorate, chloride and chlorite in water with low contamination (ISO 10304-4:1997)