1. U.S. Army Engineer Research and Development Center Environmental Laboratory 3909 Halls Ferry Rd Vicksburg MS 39180
2. HX5 212 Eglin Parkway SE Ft. Walton Beach FL 32548
3. U.S. Army Engineer Research and Development Center Geotechnical and Structures Laboratory 3909 Halls Ferry Rd Vicksburg MS 39180
4. Northwest College Department of Chemistry 231 W. 6th St Powell WY 82435
5. Simetri 7005 University Blvd Winter Park FL 32792