Table 7.
Fatty acid composition of coconut copra oils using gas chromatography.
| Fatty acid | Retention time (min) (commercial oil) | Retention time (min) (Soxhlet extracted oil) |
% relative composition | |
|---|---|---|---|---|
| Commercial oil | Soxhlet extracted oil | |||
| C6:0 (caproic acid) | 3.38 | 3.32 | 0.02 | 0.08 |
| C8:0 (caprylic acid) | 7.19 | 7.25 | 6.49 | 0.13 |
| C10:0 (capric acid) | 12.37 | 12.43 | 4.91 | 3.50 |
| C12:0 (lauric acid) | 17.52 | 17.55 | 44.84 | 51.88 |
| C14:0 (myristic acid) | 22.19 | 22.25 | 20.94 | 21.86 |
| C16:0 (palmitic acid) | 26.44 | 26.51 | 9.99 | 9.12 |
| C18:2 (linoleic acid) | 29.62 | 29.69 | 1.66 | 1.90 |
| C18:1 (oleic acid) | 29.78 | 29.85 | 7.64 | 8.82 |
| C18:0 (stearic acid) | 30.32 | 30.39 | 3.51 | 2.71 |
| ∑SFA | 90.70 | 89.28 | ||
| ∑MUFA | 7.64 | 8.82 | ||
| ∑PUFA | 1.66 | 1.90 | ||
SFA, saturated fatty acids; MUFA, monounsaturated fatty acids; PUFA, polyunsaturated fatty acids.