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Table 3 Characteristics of the supernatant of FW and FVW fermentate using as the feedstock for lipid production by Y. lipolytica

From: Enhanced lipid production by Yarrowia lipolytica cultured with synthetic and waste-derived high-content volatile fatty acids under alkaline conditions

Item

Concentration (g/L)

FW

FVW

SCOD

56.76 ± 2.22

25.93 ± 1.59

Total nitrogen

2.14 ± 0.08

0.32 ± 0.03

Total VFA

35.35 ± 1.45

22.18 ± 1.07

Acetic acid

16.11 ± 1.02

5.34 ± 0.87

Propionic acid

6.69 ± 0.55

1.02 ± 0.30

Butyric acid

10.75 ± 0.20

14.23 ± 0.42

Valeric acid

0.83 ± 0.06

0.92 ± 0.05

Isobutyric acid

0.35 ± 0.03

0.21 ± 0.02

Isovaleric acid

0.62 ± 0.02

0.46 ± 0.02

  1. The concentration of the carbon and nitrogen sources in the effluent were measured after the solid content was removed by centrifugation and filtration. Three samples from the same experiment were analyzed