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Table 2

Physicochemical properties of SOME and reference diesel fuel [24]

No Fuel characteristics Units Diesel SOME
1 Chemical formula C14H25 C12.69H22.86O2
2 Kinematic viscosity at 40 °C cSt 2.62 4.89
3 Density at 15 °C kg/m3 832 886
4 Molecular weight g/mol 193 207.17
5 Calorific value MJ/kg 43.52 39.42
6 Flash point °C 59 178
7 Cetane number 55 52
8 Copper strip corrosion (3 h at 50 °C) Degree of corrosion 1a 1a
9 Oxygen wt.% 0 15.45
10 Carbon wt.% 87.05 73.52
11 Hydrogen wt.% 12.95 11.03
12 Carbon/Hydrogen ratio 6.722 0.555

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