Supercritical SC-CO2 and Soxhlet n-Hexane Extract of Tunisian Opuntia ficus indica Seeds and Fatty Acids Analysis
Table 2
Fatty acid constituents in seed oil extracted by SC-CO2 from Tunisian O. ficus indica spiny form at different temperatures at fixed parameters ( bar, CO2 flow rate = 15 mL s−1, and time = 135 min).
Fatty acids
Extraction SC-CO2 temperature [°C]
40
50
60
70
Fatty acids constituents [%] M ± SD
C14 : 0
C16 : 0
C16 : 1
C18 : 0
C18 : 1
C18 : 2n6
C18 : 3n3
C20 : 0
C20 : 1
C20 : 2
C22 : 0
U/S
4.44
4.45
4.49
4.13
M: mean (); SD: relative standard deviation; U/S: Unsaturation ratio.