Level

Amount of sample taken (ng/band)

Amount of standard spiked (ng/band)

Area

Amount recovered (ng/band)

% recovery (Mean ± %RSD)

50%

1000

500

10,784.6

1513.218

100.390 ± 0.446

10,735.2

1504.248

10,712.2

1500.071

100%

1000

1000

13,648.2

2033.211

100.992 ± 1.227

13,658.5

2035.081

13,417.1

1991.246

150%

1000

1500

16,199.5

2496.494

100.564 ± 0.882

16,433.6

2539.003

16,256.4

2506.826