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See Chinese contents: GB/T 11064.18-1989 GB/T 11064.18-1989: Lithium carbonate--Determination of calcium, magnesium, copper, zinc, nickel, manganese and cadmium content--Ion exchange-flame atomic absorption spectrometric method
This standard specifies the determination method of calcium, magnesium, copper, zinc, nickel, manganese and cadmium in lithium carbonate. This standard applies to the determination of calcium, magnesium, copper, zinc, nickel, manganese and cadmium content in phosphor-grade lithium carbonate, as well as the individual determination of the content of one element. Measurement range: calcium 0.00010% ~ 0.010%; magnesium, cadmium, copper, zinc, nickel, manganese 0.00010% ~ 0.0060%.
