U.S. EPA registered pesticide info
'Hylite Algae Control A Powerful Algacide For Swimming Pools' is an algaecide. Its Federal EPA registration number is: 257-274. It was originally approved by EPA on 21 Feb 1973. Its registration got cancelled on 10 Oct 1989. It has a 'Caution' signal word. It has the following active ingredients: Alkyl* dimethyl benzyl ammonium chloride *(60%C14, 30%C16, 5%C18, 5%C12) and Dialkyl* methyl benzyl ammonium chloride *(60% C14, 30% C16, 5% C18, 5% C12). It's approved for 1 sites including swimming pool water. It is also approved for 1 pests and pest groups including but not limited to algae.