Figures & data
Table 1 Validation of HPLC method
Figure 1 Chromatograms of standard drug mixture samples obtained after 20 μL direct injection. Peak 1: ketamine hydrochloride; peak 2: butorphanol tartrate; peak 3: droperidol.
![Figure 1 Chromatograms of standard drug mixture samples obtained after 20 μL direct injection. Peak 1: ketamine hydrochloride; peak 2: butorphanol tartrate; peak 3: droperidol.](/cms/asset/7602e43c-1b8d-4493-8e00-0ca19966dde4/dddt_a_12176328_f0001_b.jpg)
Table 2 Stability of butorphanol tartrate, ketamine hydrochloride, and droperidol in 0.9% sodium chloride stored in polyolefin bags at 4°C
Table 3 Stability of butorphanol tartrate, ketamine hydrochloride, and droperidol in 0.9% sodium chloride stored in polyolefin bags at 25°C