Figure 1: Peaks resolution of the HPLC method: R > 1,5 Chromatograms,
1. Codeine 5 μg/mL (285 nm)
2. Pseudomorphine 5 μg/mL (254 nm)
3. Apomorphine 5 μg/mL (210 nm)
4. Morphine 33 μg/mL (285 nm)
5. Mixed solution : Morphine 33 μg/mL in stress condition, Codeine 7 μg/mL,
Pseudomorphine 10 μg/mL, Apomorphine 1 μg/mL (254 nm)