U.S. EPA registered pesticide info
'Patterson's Warfarin Rat & Mouse Killer Concentrate' is a poison, multiple dose and rodenticide. Its Federal EPA registration number is: 3442-867. It was originally approved by EPA on 31 May 1985. Its registration got cancelled on 01 Jul 1987. It has a 'Caution' signal word. It has the following active ingredients: Warfarin. It's approved for 5 sites including agricultural premises, com ind pub premises, domestic dwellings, food handling premises, and food processing areas. It is also approved for 3 pests and pest groups including but not limited to house mouse, norway rat, and roof rat.