Table 2 Fatty acid composition of Chlamydomonas sp. JSC4 cultured under nitrogen-rich and nitrogen-depleted conditions, with comparison to soybean oil (SBO)-based biodiesel
| Â | Fatty acid composition (%) | ||
|---|---|---|---|
| Â | 2.0% sea salt | SBO-based biodiesel [29] | |
| Â | Nitrogen rich | Nitrogen depletion | Â |
Palmitic acid (C16:0) | 25.8 ± 0.6 | 27.6 ± 0.3 | 10.7 |
Palmitoleic acid (C16:1) | 1.1 ± 0.0 | 3.2 ± 0.1 | 0.0 |
Stearic acid (C18:0) | 4.0 ± 1.5 | 3.1 ± 0.1 | 4.4 |
Oleic acid (C18:1) | 9.1 ± 0.0 | 26.6 ± 0.6 | 23.3 |
Linoleic acid (C18:2) | 21.7 ± 0.0 | 25.3 ± 0.3 | 54.1 |
Linolenic acid (C18:3) | 14.4 ± 0.4 | 5.4 ± 0.1 | 7.5 |
Saturated fatty acid | 29.8 ± 1.3 | 30.7 ± 0.5 | 15.1 |
Monounsaturated fatty acid | 10.2 ± 0.4 | 29.7 ± 0.5 | 23.3 |
Polyunsaturated fatty acid | 36.1 ± 0.9 | 30.7 ± 0.4 | 61.6 |
C16 & C18 groups | 76.1 ± 0.9 | 91.1 ± 1.3 | 100.0 |