TY - BOOK AU - Maha Abdelhamid Salem AU - Hamdy Ahmed Mekkawy , AU - Helmy Moawad Sayed Ahmed , TI - Pharmacotoxicological studies of some food preservatives commonly used in Egypt / PY - 2012/// CY - Cairo : PB - Maha Abdelhamid Salem , KW - Benzoic acid KW - Boric acid KW - Food preservatives N1 - Thesis (M.Sc.) - Cairo University - Faculty of Pharmacy - Department of Pharmacology and Toxicology; Issued also as CD N2 - Preservatives are chemicals intentionally added to food in small quantities to prevent microbiological spoilage and chemical deterioration during storage of food products. However, the safety of the use of food preservatives is still obscure. This work aims to investigate untoward reactions of oral administration of different doses of certain food preservatives (Benzoic acid, Boric acid and Sodium nitrite) in rats ER -