A Comparative Study of Diospyros malabarica (Gaub) Extracts in Various Polarity-Dependent Solvents for Evaluation of Phytoconstituents and Biological Activities
Table 1
Various extraction techniques with different optimization conditions for natural products.
Method
Solvent
Temperature
Time
Volume of solvents used
Maceration
Water, aqueous, nonaqueous solvents
Room temperature
Long
Large
Soxhlet extraction
Organic solvents
Under heat
Long
Moderate
Supercritical fluid extraction
Supercritical fluid (usually S-CO2), sometimes with modifier