PHARMACOGNOSY II >THIRD BPHARM V SEM

Extraction does not involve one of the following components

• active constituents

• solvent

• vapour

• crude solids

for unorganised state of crude material ---- is preffered

• percolation

• compression

• expression

• maceration

exraction is different from expression in one of the following.

• active constituent

• solvent

• size reduction

• crude solid

which of the following method uses odourless fats as solvents

• carbondioxide extraction

• maceration

• enfleurage

• cold press extracion

how to increase the extraction efficiency

• crush the material

• dissolve in water

• dissolve in distilled water

• dry the material