Table 4 Properties of biodiesel obtained from various microalgae
Properties | Strain KU-001 | Strain KU-002 | Strain KU-003 | Strain KU-004 | Strain KU-005 | Strain KU-006 | ASTM biodiesel standard |
|---|---|---|---|---|---|---|---|
Iodine value (gm/100 g of oil) | 36.61 | 36.11 | 45.63 | 52.87 | 46.03 | 67.36 | - |
Saponification value (mg KOH/g of oil) | 237.02 | 220.72 | 228.79 | 232.71 | 230.71 | 209.34 | - |
Density (gm/cm3) | 0.476 | 0.838 | 0.622 | 0.647 | 0.642 | 0.874 | 0.82-0.90 |
Kinematic viscosity (mm2/s) | 2.5 | 4.3 | 3.3 | 3.4 | 3.3 | 4.3 | 1.9-6.0 |
Higher heating value (MJ/Kg) | 39.16 | 39.84 | 39.36 | 39.10 | 39.28 | 39.84 | >35 |
Cetane number | 40.0 | 67.5 | 49.6 | 50.3 | 49.8 | 63.6 | Min. 47 |