ACID #8 is cromate free, anti corrosive and infra red compatible. Large 15 ounce spray can. ACID #8 can be applied to the following surfaces: Bare steel, Aluminum, Galvanized and Zinc coated steels, Fully cured paint, Polyester body fillers and F.R.P. Before use thoroughly clean and degrease surfaces with a suitable spirit wipe or thinner.