1 The human PBPK model predictions and experimental data indicate that exposure to ternary mixtures of. approximately 20 ppm each of toluene, ethylbenzene, and xylene will not result in significant increases in. blood levels of these chemicals compared to individual chemical exposure (Haddad et al. 1999b; Tardif. et al.
Shelby, MT. Sponsored Topics. Shelby is a city in and the county seat of Toole County, Montana, United States. The population was 3,216 at the 2000 census. Shelby is located at 48Â°30â²26â³N 111Â°51â²37â³W / 48.50722Â°N 111.86028Â°W / 48.50722; -111.86028 (48.507270, -111.860218).
This page shows a Google Map with an overlay of Zip Codes for Memphis, Shelby County, Tennessee. Users can easily view the boundaries of each Zip Code. Index Instructions Privacy Policy The New Maps. Memphis, Shelby County, Tennessee Zip Code Map Boundary Version 3.0 Copyright Â© 1996-2013 John Coryat-USNaviguide.