Table 10 Determination of ESP and NAP in marketed samples
Generic brands | ESP | NAP | ||||
|---|---|---|---|---|---|---|
Label amount (mg) | Observed amount (mg) | Assay (%) | Label amount (mg) | Observed amount (mg) | Assay (%) | |
B-1 | 20.00 | 21.71 | 108.55 | 500.00 | 504.70 | 100.94 |
B-2 | 20.00 | 19.82 | 99.08 | 500.00 | 514.95 | 102.99 |
B-3 | 20.00 | 21.50 | 107.49 | 500.00 | 518.57 | 103.71 |