| Effects Factor | Torasemide | Furosemide | Azosemide | Etacrynic acid | Bumetanide |
|---|---|---|---|---|---|
| RSD% | |||||
| Chromatographic Columns | 38.95 | 36.77 | 35.97 | - | 31.67 |
| HPLC Instruments | 1.09 | 1.24 | 3.38 | - | 2.34 |
| Column Temperatures | 1.58 | 1.36 | 0.54 | - | 0.93 |
| Flow Volume of Mobile Phase | 2.10 | 2.11 | 0.93 | - | 1.22 |
| Flow Rate of Mobile Phase | 1.22 | 0.75 | 0.40 | - | 0.005 |
| pH Value of Mobile Phase | 4.87 | 3.21 | 3.99 | - | 3.71 |
| \(\bar \chi \) | 0.31 | 0.49 | 0.63 | - | 2.11 |
| S | 0.001 | 0.001 | 0.001 | - | 0.009 |
| \(\bar \chi \pm 3{\rm{S}}\) | 0.31 ± 0.003 | 0.49 ± 0.004 | 0.63 ± 0.002 | - | 2.11 ± 0.028 |