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Table 1 Comparison of fatty acid methyl ester (FAME) extraction methods for biodiesel production from Chlamydomonas sp. KNM0029C

From: Co-production of biodiesel and bioethanol using psychrophilic microalga Chlamydomonas sp. KNM0029C isolated from Arctic sea ice

Method

Pretreatment

Lipid extraction

Catalyst; condition

Solvent

References

Lewis

Freeze-drying biomass (100 mg)

Methanol/chloroform (10:1)

HCl; 90 °C, 2 h

Hexane/chloroform (1:1)

[22]

Bligh & Dyer

Freeze-drying biomass (100 mg)

Methanol/chloroform (2:1)

HCl; 90 °C, 2 h

Chloroform

[23]

Sasser

Freeze-drying biomass (100 mg)

Methanol/hexane/methyl tert-butyl ether (2:1:1)

HCl: 80 °C, 10 min

Hexane/methyl tert-butyl ether (1:1)

[24]

Modified FAME extraction A

Wet biomass (100 mg DCW), sonication treatment

Methanol/chloroform (2:1)

HCl; 90 °C, 1 h

Chloroform

This study

Modified FAME extraction B

Wet biomass (100 mg DCW), sonication treatment

Methanol/chloroform (10:1)

HCl; 90 °C, 1 h

Hexane/chloroform (1:1)

This study

  1. DCW dry cell weight