Proposed methodd | Reported method [16] | ||
---|---|---|---|
Conc. taken (µg/mL) | Conc. found (µg/mL) | % recoverya ± SD | % recoverya ± SD |
1.0 | 0.99 | 99.40 ± 1.12 | 97.70 ± 1.35 |
3.0 | 2.96 | 98.60 ± 0.78 | 98.320 ± 1.79 |
10.0 | 9.95 | 99.50 ± 1.22 | 101.02 ± 1.31 |
14.0 | 14.22 | 101.57 ± 1.54 | 99.63 ± 1.43 |
16.0 | 16.05 | 100.31 ± 0.72 | |
18.0 | 17.91 | 99.50 ± 0.77 | |
20.0 | 19.92 | 99.59 ± 0.34 | |
\({{\bar{\text{X}}}}\) ± SD = 99.78 ± 0.93 | 99.17 ± 1.47 | ||
t-test = 0.86 (2.26)b | |||
F-value = 2.5 (8.94)c |