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• Niazi.Ali Simultaneous spectrophotometric determination of ampicillin and penicillin in human plasma using multivariate calibration [ Vol.5, Issue 1 - Winter Year 2012]
• Niazi.Ali Preconcentration based dispersive liquid-liquid microextraction for spectrophotometric determination of zinc in natural water and human blood after multivariate optimization based on Box-Behnken design [ Vol.5, Issue 4 - Autumn Year 2012]