DIN 38406-16:1990-03 德國水、廢水和污泥檢驗(yàn)標(biāo)準(zhǔn)方法；陽離子（E 族）；伏安法測(cè)定鋅、鎘、鉛、銅、鉈、鎳、鈷（E 16）
German standard methods for the examination of water, waste water and sludge; cations (group E); determination of zinc, cadmium, lead, copper, thallium, nickel, cobalt by voltammetry (E 16)