Waste Recycling Oil Chemical Additive 1)Raw Material: High quality bentonite and high quality concentrated sulfuric acid.2)Feature: Sub-white powder,odorless,tasteless,non-toxic3)Usage:♦Used for decoloring, refining and purifying industrial oil, such as lubricating oil, diesel oil, paraffin wax, gasoline, grease, kerosene, white oil,v..