Effective June 1, 2007, Dow will increase its price for all pure and polymeric methylene diphenyl diisocyanate (MDI) by $0.05/lb. This price adjustment applies to all polyurethane market segments and end-use applications in the U.S. and Canada.

Dow will also be implementing its previously announced price increase of $0.10/lb for toluene diisocyanate (TDI) on June 1, 2007. This increase was previously planned to go into effect on May 1, 2007.

The company’s website is atwww.dow.com.