Search for Tile Glow ® 2 White - 12 lb. Tile Glow ® #2 is a natural, non-wax compound for the polishing and restoration of most un-glazed ceramic, porcelain and quarry tiles. It does not contain any hazardous acids or solvents. It contains citric acid, a \"natural\" acid used in food preparation. on Amazon (or for the code 850002448269)