Research Article
Utilization of a Green Brominating Agent for the Spectrophotometric Determination of Pipazethate HCl in Pure Form and Pharmaceutical Preparations
Table 4
Standard addition method for the determination of PZT in drug formulations.
| Methods | Selgon tablets | Selgon drops | Taken (g mL−1) | Added (g mL−1) | Found (g mL−1) | Recoverya (%) | Taken (g mL−1) | Added (g mL−1) | Found (g mL−1) | Recoverya (%) |
| | | 0.5 | 0.999 | 99.90 | | 0.5 | 1.001 | 100.10 | | | 1.0 | 1.493 | 99.54 | | 1.0 | 1.502 | 100.13 | A | 0.5 | 1.5 | 2.002 | 100.10 | 0.5 | 1.5 | 1.991 | 99.55 | | | 2.0 | 2.492 | 99.68 | | 2.0 | 2.487 | 99.48 | | | 2.5 | 2.998 | 99.93 | | 2.5 | 2.993 | 99.77 |
| | | 0.5 | 0.991 | 99.10 | | 0.5 | 1.005 | 100.50 | | | 1.0 | 1.483 | 98.87 | | 1.0 | 1.490 | 99.33 | B | 0.5 | 2.0 | 2.516 | 100.64 | 0.5 | 2.0 | 2.476 | 99.04 | | | 3.0 | 3.511 | 100.31 | | 3.0 | 3.507 | 100.20 | | | 4.0 | 4.475 | 99.44 | | 4.0 | 4.487 | 99.71 |
| | | 1.0 | 1.993 | 99.65 | | 1.0 | 2.005 | 100.25 | | | 2.0 | 2.972 | 99.07 | | 2.0 | 2.965 | 98.83 | C | 1.0 | 3.0 | 4.004 | 100.10 | 1.0 | 3.0 | 3.945 | 98.63 | | | 5.0 | 5.964 | 99.40 | | 5.0 | 6.01 | 100.17 | | | 6.0 | 7.008 | 100.11 | | 6.0 | 6.937 | 99.10 |
| | | 0.5 | 1.003 | 100.30 | | 0.5 | 0.997 | 99.70 | | | 1.0 | 1.478 | 98.53 | | 1.0 | 1.490 | 99.33 | D | 0.5 | 1.5 | 2.006 | 100.3 | 0.5 | 1.5 | 1.985 | 99.25 | | | 2.0 | 2.493 | 99.72 | | 2.0 | 2.480 | 99.20 | | | 3.0 | 3.485 | 99.57 | | 3.0 | 3.504 | 100.10 |
| | | 0.5 | 0.996 | 99.60 | | 0.5 | 0.998 | 99.80 | | | 1.0 | 1.485 | 99.00 | | 1.0 | 1.490 | 99.33 | E | 0.5 | 1.5 | 1.995 | 99.75 | 0.5 | 1.5 | 2.006 | 100.30 | | | 2.0 | 2.485 | 99.40 | | 2.0 | 2.505 | 100.20 | | | 2.5 | 3.005 | 100.17 | | 2.5 | 3.01 | 100.33 |
|
|
Average of six determinations.
|