Screening of Some Heavy Metals in Food of Animal Origin in Rabak Locality at White Nile State, Sudan

Abstract

This study was conducted in Rabak area, White Nile state for screening of some heavy metals (cadmium, copper, lead and zinc) in some tissues of fish, bovine and ovine during April 2020. Samples were collected from Rabak central fish market and Rabak slaughterhouse and processed in the laboratory of the National Center for Research in Khartoum. The results showed that the means concentration of Cd, was higher in fish muscle compared of bovine and ovine where as it was concentrated in ovine liver and bovine kidney. The lead is high in bovine tissue bovine liver where as high in bovine kidney. The copper is high ovine liver and ovine kidney. The high concentration of zinc in bovine muscle and bovine liver samples. The result showed that some samples were not confirm of some international standards European Commission standard (EC 1881, 2001) and FAO standards (FAO, 2003)