BS 6068-2.29:1987 Water quality - Physical, chemical and biochemical methods - Determination of cobalt, nickel, copper, zinc, cadmium and lead: flame atomic absorption spectrometric methods
Three methods are given, one involving direct determination and two involving prior complex formation and extraction. The first is applicable when concentrations are relatively high whereas the last two are most applicable for waters of an unknown nature or high in dissolved solids.
BS 6068-2.29:1987 history
1987BS 6068-2.29:1987 Water quality - Physical, chemical and biochemical methods - Determination of cobalt, nickel, copper, zinc, cadmium and lead: flame atomic absorption spectrometric methods