Floatation SlideShare
These are advantageous as they are less hazardous than the inorganic ones. They do not ionize in the solution, but prevent flotation forming a thin coating over the mineral particles. They are used in less amounts for depressing Talc, Graphite and Calcite. Starch and Dextrin also act as supplementary Lead depressants in CopperLead systems. Other applications include the selective depression