European Journal of Chemistry 2017, 8(1), 52-59 | doi: https://doi.org/10.5155/eurjchem.8.1.52-59.1523 | Get rights and content





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Rizk, M.; Sultan, M.; Mohamed, D.; Tony, R. Eur. J. Chem. 2017, 8(1), 52-59. doi:10.5155/eurjchem.8.1.52-59.1523
Rizk, M.; Sultan, M.; Mohamed, D.; Tony, R. Simultaneous determination of levonorgestrel and ethinyl estradiol in combined dosage form utilizing spectrophotometric methods and high performance thin layer chromatographic method on nanosilica gel plates. Eur. J. Chem. 2017, 8(1), 52-59. doi:10.5155/eurjchem.8.1.52-59.1523
Rizk, M., Sultan, M., Mohamed, D., & Tony, R. (2017). Simultaneous determination of levonorgestrel and ethinyl estradiol in combined dosage form utilizing spectrophotometric methods and high performance thin layer chromatographic method on nanosilica gel plates. European Journal of Chemistry, 8(1), 52-59. doi:10.5155/eurjchem.8.1.52-59.1523
Rizk, Mohammed, Maha Sultan, Dalia Mohamed, & Rehab Moussa Tony. "Simultaneous determination of levonorgestrel and ethinyl estradiol in combined dosage form utilizing spectrophotometric methods and high performance thin layer chromatographic method on nanosilica gel plates." European Journal of Chemistry [Online], 8.1 (2017): 52-59. Web. 3 Dec. 2020
Rizk, Mohammed, Sultan, Maha, Mohamed, Dalia, AND Tony, Rehab. "Simultaneous determination of levonorgestrel and ethinyl estradiol in combined dosage form utilizing spectrophotometric methods and high performance thin layer chromatographic method on nanosilica gel plates" European Journal of Chemistry [Online], Volume 8 Number 1 (31 March 2017)

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European Journal of Chemistry 2017, 8(1), 52-59 | doi: https://doi.org/10.5155/eurjchem.8.1.52-59.1523 | Get rights and content

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