U.S. EPA registered pesticide info
'Olin Hth Granular Dry Chlorine-35 For Swimming Pools' is an algaecide and disinfectant. Its Federal EPA registration number is: 1258-936. It was originally approved by EPA on 20 Oct 1972. Its registration got cancelled on 02 Jul 1993. It has a 'Warning' signal word. It has the following active ingredients: Calcium hypochlorite. It's approved for 1 sites including swimming pool water. It is also approved for 3 pests and pest groups including but not limited to algae, animal pathogenic bacteria, and black algae.