title: Levels and speciation of heavy metals in some rivers in South Africa.
authors.affiliation: Faculty of Natural Sciences, Department of Environmental Sciences, Tshwane University of Technology, 175 Nelson Mandela Avenue, P/bag X680, Pretoria 0001, South Africa.
authors.forename: J O
authors.initials: JO
authors.lastname: Okonkwo
authors.forename: M
authors.initials: M
authors.lastname: Mothiba
authors.forename: O R
authors.initials: OR
authors.lastname: Awofolu
authors.forename: O
authors.initials: O
authors.lastname: Busari
mesh_terms: D004784:Environmental Monitoring; D019216:Metals, Heavy / Q000032:analysis* / Q000145:classification; D045483:Rivers / Q000737:chemistry*; D013019:South Africa; D013054:Spectrophotometry, Atomic; D014874:Water Pollutants, Chemical / Q000032:analysis* / Q000145:classification
chemical_list: D019216:Metals, Heavy; D014874:Water Pollutants, Chemical