500 mg and 800 mg of sample and
0.5 mL and 0.8 mL of extractant (methanol/water mixture, 80:20
v/v). The results obtained in this test suggests the extraction of
500 mg of VOO with 0.5 mL of methanol/water mixture (80:20, v/
v) in 2 mL Eppendorf tubes as the most efficient process.