Drug

Peak Area

Amount Recovered (μg/ml)

%Recovery

Mean ± %RSD

Etanercept

8619

403.372

100.843

99.814 ± 0.995

8535.1

394.169

98.542

8549.5

395.749

98.937

8575.7

398.622

99.656

8584

399.533

99.883

8625.5

404.084

101.021