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Table 3 Properties of biodiesel from the yeast strain R. paludigena P4R5, soy oil, corn oil, US biodiesel, and EU biodiesel standards

From: Efficient simultaneous production of extracellular polyol esters of fatty acids and intracellular lipids from inulin by a deep-sea yeast Rhodotorula paludigena P4R5

 

Viscosity (mm2/s)

Iodine value

Specific gravity

Cetane no. (min)

HHV (MJ/kg)

Cloud point (°C)

Ref

R. paludigena P4R5a

4.77

63.81

0.8764

58.29

39.74

10.82

This study

Soybean

4.15

117.7

0.882

44.7

40.25

0.5

[30]

Sunflower

4.26

128.7

0.869

45.7

35.74

0

[30]

US biodiesel ASTM D6751-08

1.9–6.0

47

[35]

Europe biodiesel (EN 14214)

3.5–5.0

120 max

0.86–0.9

51

[35]

  1. aThe yeast lipids for biodiesel preparation was produced by R. paludigena P4R5 from inulin within 156 h during a 10-L batch fermentation