Table 11 Statistical analysis of the determination of levofloxacin in levoxin tablet (n = 10)
Derivative | λ (nm) | Technique | Content of Levofloxacin (g) | Standard Deviation | Variance | Correlation Coefficient | Confidence Interval (RSD)—95% |
|---|---|---|---|---|---|---|---|
D1 | 275 | Absorbance (p-o) | 0.253 | 8.25*10^-3 | 9.36*10^-5 | 0.81 | 0.243–0.264 |
D1 | 297 | Absorbance (p-o) | 0.251 | 8.65*10^-3 | 7.59*10^-5 | 0.34 | 0.243–0.262 |
D1 | 286–322 | Peak(P-P) | 0.253 | 7.59*10^-3 | 7.22*10^-5 | 0.15 | 0.245–0.264 |
D1 | 257–286 | Peak(P-P) | 0.252 | 8.32*10^-3 | 8.24*10^-5 | 0.24 | 0.244–0.261 |
D1 | 257–322 | Peak(P-P) | 0.255 | 8.95*10^-3 | 7.35*10^-5 | 0.75 | 0.242–0.260 |
D2 | 305 | Absorbance (p-o) | 0.253 | 8.22*10^-3 | 8.23*10^-5 | 0.64 | 0.243–0.259 |
D2 | 287 | Absorbance (p-o) | 0.252 | 8.45*10^-3 | 8.25*10^-5 | 0.33 | 0.244–0.262 |
D2 | 296 | Absorbance (p-o) | 0.25 | 7.25*10^-3 | 7.25*10^-5 | 0.2 | 0.244–0.253 |
D2 | 262–276 | Peak(P-P) | 0.255 | 8.65*10^-3 | 8.25*10^-5 | 0.14 | 0.246–0.265 |
D2 | 276–297 | Peak(P-P) | 0.251 | 8.25*10^-3 | 7.25*10^-5 | 0.88 | 0.240–0.258 |
D2 | 297–318 | Peak(P-P) | 0.25 | 7.25*10^-3 | 8.59*10^-5 | 0.14 | 0.242–0.264 |
D2 | 262–318 | Peak(P-P) | 0.251 | 9.25*10^-3 | 9.12*10^-5 | 0.87 | 0.244–0.262 |
D3 | 278 | Absorbance (p-o) | 0.254 | 8.32*10^-3 | 9.02*10^-5 | 0.74 | 0.246–0.265 |
D3 | 296 | Absorbance (p-o) | 0.253 | 8.21*10^-3 | 8.25*10^-5 | 0.62 | 0.242–0.263 |
D3 | 311 | Absorbance (p-o) | 0.253 | 7.98*10^-3 | 8.75*10^-5 | 0.8 | 0.243–0.262 |
D3 | 267–287 | Absorbance (p-o) | 0.251 | 8.54*10^-3 | 8.85*10^-5 | 0.25 | 0.249–0.267 |
D3 | 287–306 | Peak(P-P) | 0.252 | 8.23*10^-3 | 7.65*10^-5 | 0.64 | 0.245–0.264 |
D3 | 306–317 | Peak(P-P) | 0.253 | 7.22*10^-3 | 8.15*10^-5 | 0.77 | 0.245–0.264 |
D3 | 267–317 | Peak(P-P) | 0.253 | 8.15*10^-3 | 9.14*10^-5 | 0.92 | 0.242–0.263 |
D4 | 270 | Peak(P-P) | 0.254 | 8.99*10^-3 | 9.45*10^-5 | 0.35 | 0.242–0.262 |
D4 | 287 | Peak(P-P) | 0.252 | 5.01*10^-3 | 5.45*10^-5 | 0.61 | 0.244–0.263 |