1. Sittig’s Handbook of Toxic and Hazardous Chemicals and Carcinogens,2002
2. Dangerous Properties of Industrial Materials;Sax,1991
3. Scorecard, The Pollution Information Site, Suspected skin or sense organ toxicants. Available from: .
4. Predicting skin permeability;Potts;Pharm. Res.,1992
5. Penetration of industrial chemicals across the skin: a predictive model;Guy;Am. J. Ind. Med.,1993