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Table 1 Physical properties of biodiesel obtained from blending biodiesel of P. commune NRC2016 as compared with standard diesel ASTM, standard biodiesel ASTM, and ASTM D975 (standard biodiesel for B5)

From: Optimization of culture conditions for biodiesel production from Egyptian isolate Penicillium commune NRC2016

Physical properties Test method ASTM P. commune NRC 2016 biodiesel B5 Standard diesel
ASTM
Standard biodiesel
ASTM
ASTM
D975 for B5
Fuel composition Mix C10-C21 HC C12-C22 FAME Mix
Density (g/ml at 20 °C) D1298 0.83 0.85 0.87 to 0.90 0.85
Kin. viscosity at 40 °C, (mm2/s) D445 2.05 1.30 to 4.10 1.90 to 6.00 1.90 to 4.10
Flash point (°C) D93 77.00 60.00 to 80.00 100.00 to 170.00 60.00 to 80.00
Cloud point (°C) D2500 − 1.50 − 15.00 to − 5.00 − 3.00 to − 12.00 − 35.00 to 5.00
Pour point (°C) D97 − 1.70 −20.00 to −6.00 − 15.00 to 10.00 − 35.00 to − 15.00
Iodine value (gI2/100 g)) D5768 42.30 < 25.00
Cetane no. (min) D613 47.86 40.00 <  47.00 40.00 to 55.00
Acid value (mg/g) D664 2.14 0.03 0.80 max
  1. – Not determined