Color-Keyed® Kopr-Shield® Joint Compound, Brush-In Cap Bottle Container, 4 oz Container, 38.54 lb Net Weight, Colloidal Copper Base, Composition: Lubricating Grease, A Complex Combination of Hydrocarbons Having Carbon Numbers Predominantly in The Range Of C12 Through C50, May Contain Organic Salts of Alkali Metals, Alkaline Earth Metals and Copper Powder, Gel Form, Copper, Petroleum Odor/Scent, -50 to 250 deg F, 1.2 Specific Gravity, >590 deg F Flash Point, Flammability: 1