Apax Partners has agreed to buy Quality Distribution Inc. in a deal valued at about $800 million, including debt. The transaction includes a 40-day “go-shop” where Quality Distribution can solicit alternative proposals from third parties. Tampa-based Quality Distribution operates a chemical bulk logistics network in North America. Deutsche Bank AG New York Branch, Bank of America N.A., Jefferies Finance LLC, MIHI LLC and SunTrust Bank are providing financing. RBC Capital Markets provided financial advice to Quality Distribution.