... HG/T2569-20073)Quality Indices:ItemIndexFor edible oilFor industrial oilDecolorizing rate(via burning oil & asphalt approach),%≥ ... for industrial purpose.In petroleum industry,it’s used for decolorization,refinement,purification of minerals(such as diesel,kerosene, ... gasoline,grease,paraffin wax,white oil,lubricating oil,Vaseline,etc.).Recycling and regeneration of industrial waste ...