Ultrasonic Extraction of Oil from Caesalpinia spinosa (Tara) Seeds

Table 1

Physical characteristics of tara seed oils extracted using different solvents.

Extraction solvents	Tara oil physical characteristics
Petroleum ether	Lustrous and transparent, clear, having no impurity, having nonstick centrifuge tube wall
Isopropyl alcohol	Dark brown, not clear, having impurities, accompanied by a substance similar to wax precipitation
n-Hexane	Oil clarification, relatively thick
Acetone	Oil was dark brown, thick
Ethyl acetate	Clarification, color and luster being deep, thick