Figure 2. Chromatographic curve from blanks of Wistar rat blood (A); chromatographic curve from pure substances and IS (5 mg/mL) (B); chromatographic curve from fortified
sample (5 mg/mL) of Wistar rat blood (C); chromatographic curve from blood sample collected from Wistar rat intraperitoneally injected with a combination of heroin (10 mg/
kg) and Tr (70 mg/kg) (collection at 30 min): window reports a magnification of the chromatographic run showing M peak (D).
Figure