Analysis of diclofenac in water samples using in situ derivatization-vortex-assisted liquid-liquid microextraction with gas chromatography-mass spectrometry
APA 6th Edition AYDIN, S., AYDIN, M.E., BEDUK, F., TEKINAY, A. i KILIC, H. (2018). Analysis of diclofenac in water samples using in situ derivatization-vortex-assisted liquid-liquid microextraction with gas chromatography-mass spectrometry. Acta Pharmaceutica, 68 (3), 313-324. https://doi.org/10.2478/acph-2018-0024
MLA 8th Edition AYDIN, SENAR, et al. "Analysis of diclofenac in water samples using in situ derivatization-vortex-assisted liquid-liquid microextraction with gas chromatography-mass spectrometry." Acta Pharmaceutica, vol. 68, br. 3, 2018, str. 313-324. https://doi.org/10.2478/acph-2018-0024. Citirano 17.01.2021.
Chicago 17th Edition AYDIN, SENAR, MEHMET EMIN AYDIN, FATMA BEDUK, ARZU TEKINAY i HAVVA KILIC. "Analysis of diclofenac in water samples using in situ derivatization-vortex-assisted liquid-liquid microextraction with gas chromatography-mass spectrometry." Acta Pharmaceutica 68, br. 3 (2018): 313-324. https://doi.org/10.2478/acph-2018-0024
Harvard AYDIN, S., et al. (2018). 'Analysis of diclofenac in water samples using in situ derivatization-vortex-assisted liquid-liquid microextraction with gas chromatography-mass spectrometry', Acta Pharmaceutica, 68(3), str. 313-324. https://doi.org/10.2478/acph-2018-0024
Vancouver AYDIN S, AYDIN ME, BEDUK F, TEKINAY A, KILIC H. Analysis of diclofenac in water samples using in situ derivatization-vortex-assisted liquid-liquid microextraction with gas chromatography-mass spectrometry. Acta Pharm. [Internet]. 2018 [pristupljeno 17.01.2021.];68(3):313-324. https://doi.org/10.2478/acph-2018-0024
IEEE S. AYDIN, M.E. AYDIN, F. BEDUK, A. TEKINAY i H. KILIC, "Analysis of diclofenac in water samples using in situ derivatization-vortex-assisted liquid-liquid microextraction with gas chromatography-mass spectrometry", Acta Pharmaceutica, vol.68, br. 3, str. 313-324, 2018. [Online]. https://doi.org/10.2478/acph-2018-0024
Sažetak A novel micro-extraction technique for a rapid and sensitive analysis of diclofenac (DCF) in water samples has been developed. DCF was derivatized and extracted simultaneously using vortex-assisted liquid-liquid micro-extraction (VALLME) prior to gas chromatography with mass spectrometry detection. The effects of extraction solvent volume, extraction and derivatization time and ionic strength of the sample were studied using 23 factorial experimental design. The optimum extraction conditions were as follows: 200 µL of chloroform, 25 µL of N-methyl-N-trimethylsilyl-trifluoroacetamide (MSTFA) derivatization reagent, vortex extraction and derivatization time 5 min at 3000 rpm. The extraction recovery for different fortification levels was 98 %. Also, the proposed micro-extraction method exhibited results comparable with the solid phase extraction of real water samples. The proposed one-step VALLME and derivatization method is simpler and faster than the conventional extraction and derivatization methods used for the determination of DCF in real water samples.