Our Rust Remover contains Citric Acid, Sodium Carbonate, Disodium EDTA. It can effectively remove stains on the surface of the car, restore a clean appearance, and form a protective film on the surface, further eliminate corrosion and rust, and extend life. Its use method is very simple: clean the paint of the car with a dry cloth, pour the liquid on the cloth and smear it on the car, wait 1-3 minutes for the liquid to dry, clean the liquid with a towel, for the traces that are difficult to remove, wipe with some strength until the paint disappears. It can effectively remove rust and make the vehicle look new.