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Distillation Pharmaceutical Engineering Note Free Download.
“Distillation is a process of separating the component substances from a liquid mixture by selective evaporation
Separation of volatile oils- cloves (Eugenol comprises 72- 90%, Vanilin, acetyl eugenol).
Separation of drugs obtained from plant and animal sources- Vit. A from fish liver oil.
Purification of organic solvents-absolute alcohol (100%).
Purification of drugs obtained from chemical process.
Manufacture of official preparations -sprit of nitrous ether, sprit of ammonia, D.water and water for inj.
Quality control methods- Alcohol content in elixir (4-40%).
Refining of petroleum products- Petroleum ether 60,80.
Recovery of solvents- synthesis.