Q. Which criteria are not match to the percolation method (Solved)
1. Continuous flow of solvent through the bed
2. In this process, the crude drug is boiled in a specified volume of water
3. The solid ingredients are moistened with an appropriate amount of the specified menstruum
4. The mixture is allowed to macerate in the closed V shaped percolator for 24 h
- b. In this process, the crude drug is boiled in a specified volume of water