DIN 38405-7:2002 德国对水、废水和淤泥的标准检验方法.阴离子(D组).第7部分:用离子或电位滴定液体色谱法测定轻度污染水中的氰化物(D7)
German standard methods for examination of water, waste water and sludge - Anions (group D) - Part 7: Determination of cyanides in low polluted water by liquid chromatography of ions or potentiometric titration (D 7)