'Lsa-300 Cooling Tower Algaecide Slimicide' is an algaecide and bacteriostat. Its Federal EPA registration number is: 11564-6. It was originally approved by EPA on 16 Jun 1972. Its registration got cancelled on 10 Oct 1989. It has a 'Danger' signal word. It has the following active ingredients: Alkyl* dimethyl benzyl ammonium chloride *(50%C14, 40%C12, 10%C16). It's approved for 1 sites including cooling tower water. It is also approved for 2 pests and pest groups including but not limited to algae and slime.