Yogurt, a traditional Turkish dairy product is common in all region of Turkey. The different heavy metals were determined in commercial yogurts by inductively coupled plasma optical emission spectrometer (ICP–OES). Concentrations of calcium (Ca), phosphorus (P), sodium (Na), magnesium (Mg), aluminum (Al), zinc (Zn), iron (Fe), copper (Cu), manganese (Mn), boron (B), molybdenum (Mo), cadmium (Cd), cobalt (Co), chromium (Cr), nickel (Ni) and lead (Pb) were measured by ICP–OES; Varian Vista-Pro, Mulgrave, Victoria, Australia. Traditional Ordu yogurts generally have means of 1126.0 mg/kg Ca, 983.1 mg/kg P, 585.3 mg/kg Na, 112.4 mg/kg Mg, 1.73 mg/kg Fe, 0.71 mg/kg Cu, 4.51 mg/kg Zn, 0.0027 mg/kg Co, 0.017 mg/kg Cr, 18.11 mg/kg Al, 0.69 mg/kg B, 0.86 mg/kg Mn, 0.41 mg/kg Mo, 0.05 mg/kg Ni, 0.055 mg/kg Pb and 0.002 mg/kg Cd.
Key words: Yogurt, minerals, heavy metal, inductively coupled plasma optical emission spectrometer (ICP–OES).
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