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Table 5 Relative contents of fatty acids’ compositions of biodiesels from different feedstocks

From: Insect biorefinery: a green approach for conversion of crop residues into biodiesel and protein

Fatty acids YMW biodiesel (this study) BSFL biodiesel (this study) YMW biodiesel [23] BSFL biodiesel [26] Rapeseed biodiesel [50]
Octanoic acid (8:0) 0.30 ± 0.02 ND NA NA NA
Decanoic acid (10:0) 0.68 ± 0.06 6.15 ± 0.18 1.20 3.10 NA
Lauric acid (12:0) 47.47 ± 3.83 57.28 ± 2.74 1.30 35.60 NA
Myristic acid (14:0) 27.62 ± 0.84 6.58 ± 0.39 8.10 7.60 NA
Pentadecanoic acid (15:0) ND 0.19 ± 0.04 1.50 NA
Palmitic acid (16:0) 4.16 ± 0.31 5.65 ± 0.95 17.60 14.80 3.49
Hexadecenoic acid (16:1) ND 12.15 ± 0.15 9.30 3.80 NA
Heptadecanoic acid (17:0) ND ND 1.70 1.00 NA
Stearic acid (18:0) 5.39 ± 0.85 ND 11.40 3.60 0.85
Oleic acid (18:1) ND ND 1.60 23.60 64.40
Linoleic acid (18:2) 11.54 ± 3.70 6.70 ± 0.29 16.30 2.10 22.30
Linolenic acid (18:3) ND 0.16 ± 0.23 19.70   8.23
Nonadecanoic acid (19:0) ND ND 2.60 1.40 NA
Nonadecenoic acid (19:1) ND 1.09 ± 0.05 NA NA NA
Eicosenoic acid (20:1) 2.82 ± 0.32 ND NA NA NA
  1. NA not available, ND not determined