Methods of extraction Flashcards
1
Q
Hot water (ex. Tea); short contact action - 3-5 minutes only
A
Infusion
2
Q
Soaked in solvent for long periods of time
A
Maceration
3
Q
Filtering of fluids through porous materials; passage through percolate (ex. Simple Syrup USP)
*percolate- the liquid extract
A
Percolation
4
Q
Not boiling (low heat); <35 - 40 degrees Celsius
A
Digestion
5
Q
Boiling water
- only use if the substance is not sensitive to heat
A
Decoction
6
Q
Partitioning
For immiscible solvents
* HYDROPHILIC - nasa ilalim;
* HYDROPHOBIC - nasa taas
A
Liquid-Liquid
Extraction
7
Q
Purifying liquid by heating and cooling
*with water vapor and condenser. Selective Boiling and condensation
A
Distillation
