'Aquatreat Dn 25' is a microbicide/microbistat. Its Federal EPA registration number is: 31910-9. It was originally approved by EPA on 15 Jan 1981. Its registration got cancelled on 22 Jan 1991. It has a 'Warning' signal word. It has the following active ingredients: Nabam. It's approved for 5 sites including air washer water, cooling tower water, pulp and paper mill systems, secondary oil recovery injection water, and sugarcane mill systems. It is also approved for 1 pests and pest groups including but not limited to slime-forming bacteria.