547506.fig.004a
(a)
547506.fig.004b
(b)
547506.fig.004c
(c)
547506.fig.004d
(d)
547506.fig.004e
(e)
Figure 4: Extracted ion chromatogram of positive samples: (a) red rice (8.3 μg kg−1 of AFB1); (b) sunflower seed sample (3.7 μg kg−1 of STE); (c) walnut sample (222 μg kg−1 of ZEN and 346 μg kg−1 of DON); (d) macadamia nut sample (2466 μg kg−1 of F-X); (e) milk thistle (827 μg kg−1 of T-2 and 944 μg kg−1 of HT-2).