Level of recovery | Amount of sample (μg/mL) | Amount of pure drug (μg/mL) | Total amount of drug (μg/mL) | Peak area | Difference | % Recovery | Mean % |
---|---|---|---|---|---|---|---|
50% | 5 | 10 | 15 | 110,252 | 79,720 | 99.113 | |
5 | 10 | 15 | 109,892 | 79,360 | 98.665 | 99.001 | |
5 | 10 | 15 | 110,342 | 79,810 | 99.225 | ||
100% | 5 | 15 | 20 | 130,654 | 100,122 | 97.465 | |
5 | 15 | 20 | 133,402 | 102,870 | 100.14 | 99.248 | |
5 | 15 | 20 | 132,822 | 102,290 | 99.575 | ||
150% | 5 | 25 | 30 | 170,086 | 139,554 | 99.083 | |
5 | 25 | 30 | 171,424 | 140,892 | 100.033 | 99.855 | |
5 | 25 | 30 | 172,012 | 141,480 | 100.45 |