1. The Dow Chemical Company, Engineering & Process Sciences Laboratory, 1319 Building, Michigan Operations, Midland, Michigan 48667, and The Dow Chemical Company, Analytical Sciences Laboratory, 770 Building, 3200 Kanawha Turnpike Technical Park, South Charleston, West Virginia 25303
2. School of Chemical & Biomolecular Engineering and Specialty Separations Center, Georgia Institute of Technology, Atlanta, Georgia 30332-0100