Water quality — Determination of cobalt, nickel, copper, zinc, cadmium and lead — Flame atomic absorption spectrometric methods
水质与灰分;钴、镍、铜、锌、镉和铅的测定——火焰原子吸收光谱法
Specifies three methods: 1. for direct determination; 2. for determination after chelation (APDC) and extraction (MIBK); 3. for determination after chelation (HMA-HMDC) and extraction (DIPK-Xylen).