id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
eurjchem-2081	Rizk, Mohamed; Attia, Ali Kamal; Mohamed, Heba Yosry; Elshahed, Mona	Stability indicating HPLC-Fluorescence detection method for the simultaneous determination of linagliptin and empagliflozin in their combined pharmaceutical preparation	2021	11	.pdf	application/pdf	8891	476	58	(Found) µg/mL) % Recovery LNG EMP LNG EMP LNG EMP LNG EMP 80% - - - 4.00 8.00 3.94 7.94 98.39 99.28 40 2.00 4.00 5.94 11.94 6.04 12.12 101.75 101.46 80 4.00 8.00 7.94 15.94 7.91 15.71 99.73 98.56 120 6.00 12.00 9.94 19.94 10.12 20.27 101.88 101.63 Mean recovery 101.12 100.55 %RSD 1.19 1.72 Min. 99.73 98.56 Max. Flow rate 1.7±0.1 mL/min LNG EMP LNG EMP LNG EMP LNG EMP 1.6 mL/min 5 10 101.20 98.80 2.204 4.245 15.30 - 1.7 mL/min 100.08 102.00 2.140 4.184 15.24 - 1.8 mL/min 100.80 102.20 2.092 4.120 15.05 - %Mean recovery 100.70 101.00 S.D. 0.57 1.91 %RSD 0.56 1.89 Column temperature (40±5.0 °C) LNG EMP LNG EMP LNG EMP LNG EMP 35 °C 10 20 101.10 98.15 2.198 4.233 14.00 - 40 °C 101.10 100.65 2.172 4.215 14.27 - 45 °C 100.90 99.32 2.152 4.196 14.55 - %Mean recovery 101.03 99.37 S.D. 0.12 1.25 %RSD 0.11 1.26 pH of mobile phase (pH = 4.5±0.2) LNG EMP LNG EMP LNG EMP LNG EMP pH = 4.3 10 20 97.60 97.50 2.145 4.187 14.13 - pH = 4.5 98.20 99.95 2.140 4.184 14.67 - pH = 4.7 97.00 98.55 2.147 4.202 14.07 - %Mean recovery 97.60 98.67 S.D. 0.60 1.23 %RSD 0.61 1.25 The robustness of the proposed method was studied by determination of the same sample by applying minor changes in the experimental parameters such as: PH of the mobile phase (4.5±0.2), flow rate (1.7±0.1) and temperature of column (40±5 °C).	cache/eurjchem-2081.pdf	txt/eurjchem-2081.txt