Stability of bupivacaine hydrochloride and fentanyl citrate in 5% glucose, 25°C
| Sample | t (h) | PIS | PBup | Pfent | PBup/PIS | %B | Pfent/PIS | %F |
|---|---|---|---|---|---|---|---|---|
| 1 | 0 | 927521 | 28908568 | 155979 | 3116756 | 100.00% | 0.1681 | 100.00% |
| 2 | 1 | 890054 | 28720334 | 150732 | 3226808 | 103.53% | 0.1693 | 100.70% |
| 3 | 6.5 | 808511 | 25436765 | 137987 | 3146125 | 100.94% | 0.1706 | 101.49% |
| 4 | 23 | 904547 | 28270820 | 156270 | 3125412 | 100.28% | 0.1727 | 102.73% |
| 5 | 24 | 909636 | 28961765 | 160160 | 3183885 | 102.15% | 0.1760 | 104.70% |
| 6 | 47 | 999233 | 30018765 | 164415 | 3004181 | 96.39% | 0.1645 | 97.84% |
| 7 | 48 | 898613 | 28241824 | 155028 | 3142824 | 100.84% | 0.1725 | 102.59% |
| 8 | 72 | 921833 | 28846309 | 155120 | 3129234 | 100.40% | 0.1682 | 100.06% |
| Bupivacaine hydrochloride | Fentanyl citrate | |||||||
| Average amount | 100.57% | 101.26% | ||||||
| SD | 2.05 | 2.10 | ||||||