... )High filtration speed 4)Low rate of residual oil White Earth for Palm Oil1)Raw Material:High quality bentonite & concentrated ... edible animal and vegetable oil:It can be used for decolorization and purification.Can remove harmful pigment,aflatoxin,phosphatide ... it’s used for decolorization,refinement,purification of minerals(such as diesel,kerosene,gasoline,grease,paraffin wax,white oil,lubricating ...