abstract |
PROBLEM TO BE SOLVED: To provide a method for leaching and extracting a precious metal. For example, the present application uses a water- and partially water-miscible organic solvent to contain a substance containing gold, palladium, and / or platinum (gold-containing ore or platinum group metal (PGM)). ) Concentrates, etc.) to leach gold, palladium, and / or platinum. [Selection diagram] None |