Formulae on Purification Characterization Organic Compounds


The methods which are generally employed for the purification of organic compounds are :Crystallization,Sublimation,Distillation,Fractional Distillation,Distillation under reduced pressure,Steam Distillation,Azeotrophic distillation,Differential extraction,Chromotography.

Chromatography is the modern technique used for separation and purification of organic compounds. The method was discovered by Tswett.

Distillation process can be applied only if the liquid and the impurity differ in their boiling points by 30 to 50K. For example: Ether and toluene,benzene and aniline etc.

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