This part of GB/T 8151 specifies the determination method of copper, lead, iron, arsenic, cadmium, antimony, calcium and magnesium in zinc concentrate. , Antimony, Calcium, Magnesium, and the determination range of each element are shown in Table 1.
GB/T 8151.20-2012 history
2012GB/T 8151.20-2012 Methods for chemical analysis of zinc concentrates.Part 20:Determination of copper,lead,iron,arsenic,cadmium antimony,calcium,magnesium contents.Inductively coupled plasma atomic emission spectrometry