AgION, which was recently named one of Red Herring's "100 Hottest Private Companies In North America" (and we also discussed them here), announced a $3M raise from strategics BASF Venture Capital and HB Fuller Ventures. The company's proprietary technology for impregnating materials with ionic silver is used to fight microbial growth in a number of applications, including water filtration, food packaging, medical devices, etc.
In all, the company has raised $40.5M since 1997.