The refractive index nD
from 1.3750 to 1.4907
Fuel dispersions, nf - nc from 0.0068 to 0.0160
Shares of aromatics,%
0 - 60
Octane number, ed.
70 - 110

Acceptable measurement errors:
Refractive index σnD, not more than
± 1x0.0001
Fuel dispersions, σ (nf - nc)
± 2х0.0001
Shares of aromatics,% ± 2
Octane number, units, not more than
± 0.5
Cetane number, units, not more than
± 0.5