Summit Sublime® is a water-based descaler containing wetting agents, corrosion inhibitors and degreasing compounds. It is designed to penetrate and remove encrusted lime scale, corrosion products, rust, and dirt from water-wetted surfaces in equipment. The solution removes lime scale in commercial and industrial applications without costly disassembly. Sublime® is non-toxic, non-corrosive and non-flammable. NSF A-3 Registered.