1. US Environmental Protection Agency; National Risk Management Research Laboratory; 5 Post Office Square Boston MA 02109-3912 USA
2. US Food & Drug Administration; Northeast Food and Feed Laboratory; 158-15 Liberty Avenue Jamaica NY 11433 USA
3. Emerging Chemistry and Engineering Branch; Land and Materials Management Division, Life Cycle Assessment Center of Excellence
4. US EPA Office of Research and Development; National Risk Management Research Laboratory; 26 W. Martin Luther King Drive MS 483 Cincinnati OH 45268 USA
5. US Environmental Protection Agency; Data Quality and Analysis Branch, Toxics Release Inventory Program; Mail code 7410M, 1200 Pennsylvania Avenue NW Washington DC 20460 USA