'Salem Wt 2000s' is an algaecide and bacteriostat. Its Federal EPA registration number is: 12010-1. It was originally approved by EPA on 19 Oct 1972. Its registration got cancelled on 19 Dec 1988. It has a 'Danger' signal word. It has the following active ingredients: Alkyl* dimethyl benzyl ammonium chloride *(60%C14, 30%C16, 5%C18, 5%C12) and Alkyl* dimethyl ethylbenzyl ammonium chloride *(68%C12, 32%C14). 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-forming bacteria.