Methods for chemical analysis of silcer separating residue from lead smelting-Part 4:Determination of antimony content-Flame atomic absorption spectrometry and cerium sulfate titration
Methods for chemical analysis of silver concentrates-Part 5: Determination of sulphur content-The Barium sulfate gravimetry and combustion acid-base titration
Methods for chemical analysis of silver concentrates-Part 2: Determination of copper content一Flame atomic absorption spectrometric method and iodine titration