Sample Δρ, g/cm3 Δη, cSt (×10-6 m2/s) Sf
100%a 0.206 1.27 0.95
75% (v)a + 25%b 0.177 3.02 0.82
60%a + 40%b 0.161 5.33 0.57
50%a + 50%b 0.154 6.68 0.24
100%b 0.094 51.4 0
100%c 0.227 0.51 0.98
75% (v)c + 25%d 0.179 2.78 0.89
60%c + 40%d 0.158 4.97 0.55
50%c + 50%d 0.147 6.96 0.16
100%d 0.065 74.6 0
Fraction 180-200 0.197 0.483 0.79
F200-220 0.188 0.937 0.76
F220-240 0.179 1.41 0.72
F240-260 0.170 2.17 0.64
F260-280 0.162 3.66 0.52
F280-300 0.152 5.95 0.39
F300-320 0.143 9.14 0.22
F320-340 0.137 13.9 0.09
Tengizskaya oil - a, residual fuel oil - b, petrol AI-95 - c, lubricating oil - d
Table 3: Physicochemical parameters and Sf for test samples. Marked samples (grey filling) were used to compare theoretical and experimental Sf values.