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Application of high-performance liquid chromatography–UV detection to quantification of clenbuterol in bovine liver samples  Fredy Morales-Trejo, Salvador.

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Presentation on theme: "Application of high-performance liquid chromatography–UV detection to quantification of clenbuterol in bovine liver samples  Fredy Morales-Trejo, Salvador."— Presentation transcript:

1 Application of high-performance liquid chromatography–UV detection to quantification of clenbuterol in bovine liver samples  Fredy Morales-Trejo, Salvador Vega-y León, Arturo Escobar-Medina, Rey Gutiérrez-Tolentino  Journal of Food and Drug Analysis  Volume 21, Issue 4, Pages (December 2013) DOI: /j.jfda Copyright © Terms and Conditions

2 Fig. 1 Chromatograms obtained from (A) a standard solution of clenbuterol (209.8 ng/mL), (B) a bovine liver (blank), and (C) a bovine liver sample fortified with 25 ng/g of clenbuterol. High-performance liquid chromatography conditions are described in the text. Journal of Food and Drug Analysis  , DOI: ( /j.jfda ) Copyright © Terms and Conditions

3 Fig. 2 The calibration curve of clenbuterol dissolved in mobile phase [0.05 M NaH2PO4 (pH 3.0)/CH3CN (85:15, v/v)]. Journal of Food and Drug Analysis  , DOI: ( /j.jfda ) Copyright © Terms and Conditions

4 Fig. 3 Samples with residues of clenbuterol by each sampling. CLB = clenbuterol. Journal of Food and Drug Analysis  , DOI: ( /j.jfda ) Copyright © Terms and Conditions

5 Fig. 4 Clenbuterol levels in bovine liver samples extracted and analyzed by high-performance liquid chromatography with UV detection. Journal of Food and Drug Analysis  , DOI: ( /j.jfda ) Copyright © Terms and Conditions

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