Harpic is the brand name of a toilet bowl cleaner launched in the United Kingdom in the 1920s by Reckitt Benckiser. It is currently available in Africa, the Middle East, South Asia, Asia Pacific, Europe and the Americas. The toilet cleaning products marketed under the brand name include liquids, tablets, wipes, brush systems, toilet bowl and cistern blocks.It contains hydrochloric acid (10%) as the active ingredient,[1] along with butyl oleylamine and others in an aqueous solution.
