'Slime Control Hc' is a microbicide/microbistat. Its Federal EPA registration number is: 7547-3. It was originally approved by EPA on 13 Dec 1962. Its registration got cancelled on 22 Jan 1991. 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 1 pests and pest groups including but not limited to slime-forming bacteria.