A selective process for extracting antimony from ...
2017-5-1 · The leaching experiments demonstrated that antimony could be selectively leached from refractory gold ore. Under optimal conditions, the leaching recoveries of antimony, gold, and arsenic were 96.64%, 1.44%, and 0.41%, respectively. (2) Antimony in the leaching solution could be precipitated in the form of sodium pyroantimonate by pressure ...