The lead levels were analyzed using Flame Atomic Absorption Spectrophotometer (AA-6300, Shimadzu, France) controlled by a personal computer using WizArd software. Measurements were carried out at 217.0 nm with 0.7 nm low slit and 5 mA electric current . The instrumental analysis was done at the Chemistry Instrumentation Laboratory of the De La Salle University, Taft Avenue, Manila. Lead concentration levels were expressed in mg/kg unit