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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