Ion pair extraction titration

HOW TO CARRY OUT THE TITRATION


Equipment and reagents:
  • Burette
  • Magnetic stirrer
  • 100 mL beaker
  • Weighing cup
  • Tittered DOSS solution
  • pH=2.8 buffer
  • Green mixed indicator
  • Dichloromethane (70 mL)
  • Magnetic stir bar
Lidocaine hydrochloride:
  • Raw material
  • 10 mg/mL xylocaine (injectable solution)
This method requires:
  • Adapted equipment.
  • Estimated time: 30 min.
 
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