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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