Advances in Materials Science and Engineering / 2019 / Article / Tab 8 / Research Article
Simultaneous Determination of Amlodipine, Hydrochlorothiazide, and Valsartan in Pharmaceutical Products by a Combination of Full Spectrum Measurement and Kalman Filter Algorithm Table 8 Method recovery for Exforge HCT tablet samples.
Replicate samples AML HYD VAL C spike (µ g/mL)C mea (µ g/mL)REV (%) C spike (µ g/mL)C mea (µ g/mL)REV (%) C spike (µ g/mL)C mea (µ g/mL)REV (%) B1 0 0.965 0 1.168 0 16.997 0.25 1.200 94.0 0.30 1.451 94.3 4.0 21.112 102.9 0.50 1.415 90.0 0.60 1.710 90.3 8.0 24.876 98.5 B2 0 0.980 0 1.186 0 17.249 0.25 1.214 93.6 0.30 1.469 94.3 4.0 21.363 102.9 0.50 1.450 94.0 0.60 1.753 94.5 8.0 25.497 103.1 B3 0 0.937 0 1.134 0 16.506 0.25 1.171 93.6 0.30 1.416 94.0 4.0 20.603 102.4 0.50 1.397 92.0 0.60 1.689 92.5 8.0 24.567 100.8 REVmean (%) 92.9 93.3 101.8