U.S. EPA registered pesticide info
'British Berkefeld Bacteriostatic Water Fil. Type Nhnw' is a water purifier bacteriastatic. Its Federal EPA registration number is: 42190-6. It was originally approved by EPA on 21 Nov 1984. Its registration got cancelled on 10 Oct 1989. It has a 'Caution' signal word. It has the following active ingredients: Silver. It's approved for 1 sites including human drinking water. It is also approved for 1 pests and pest groups including but not limited to animal pathogenic bacteria.