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leaching is the partitioning of contaminants between a solid and liquid phase (assuming local equilibrium), coupled with the mass transport of the aqueous or dissolved constituents (aka leachate or eluate). the extent of leaching is dependent on the site, material properties (chemical, physical and biological) and the length of time involved..leaching leaching rates concept,mass transfer rates of constituents in monolithic or compacted granular materials using a semi-dynamic tank leaching procedure. inquire now; gold leaching in cyanide-starved copper solutions . gold leaching in cyanide-starved copper solutions in the also focused on the concept of leaching different leaching conditions. gold dissolution
