under the selected ion mode to quantitate the concentration of
BaP in each sample. BaP was not identified in the acetone-treated
samples. Actual BaP concentrations of the treated flakes were:
10.44
±
0.4, 113.6
±
2.3, and 1012
±
30.7 g BaP/g flake equivalent
to 0.209
±
0.008, 2.27
±
0.046, and 20.25
±
0.614 g BaP/g fish,
respectively. Percent recoveries ranged from 70 to 145%.