Refine Palm Oil Bleaching Clay 1)Free acid:>=0.20 ... 4)Low rate of residual oil White Earth for Palm Oil1)Raw Material:High quality bentonite & concentrated ... for industrial purpose.In petroleum industry,it’s used for decolorization,refinement,purification of minerals(such as ... glutamate(MSG),vitamins,grape wine,sugar juice,also used in beer stability processing,saccharification processing,and sugar ...