Table 1 Refractive index (n) of authentic diesel oil and kerosene fuels, measured with a table model of Abbe refractometer. The refractive index of the roughened glass is 1.4570
From: A prototype of an optical sensor for the identification of diesel oil adulterated by kerosene
Sample | n | S (1 min) | S (20 min) |
|---|---|---|---|
Diesel | 1.46373 | 130 | 109 |
Kerosene | 1.44230 | 160 | 170 |
Diesel + 5% Kerosene | 1.46269 | 166 | 133 |
Diesel + 10% Kerosene | 1.46163 | 134 | 126 |
Diesel + 15% Kerosene | 1.46060 | 127 | 114 |