Enviro-Terra™ RTU is a true breakthrough cleaner. With a pH of 1, this multipurpose cleaner generates the high cleaning power of an acid, yet it is safer and mild to skin like liquid dish soap. The remarkable formula contains a special blend of surfactants, salts and proprietary additives to create an acid-replacement cleaner that is biodegradable and safer for the environment. Effective against calcium (hard-water scale), soap scum, lime deposits, rust and discoloration. Part of the Enviro-Terra product family.