<abstract xmlns="http://www.w3.org/1999/xhtml"><p> The properties of gasoline change as a result of blending with a bioalcohol, affecting the behavior of the pseudo-binary system. The aim of this paper is to present experimental data of the refractive index for pseudobinary mixtures of a reformate gasoline with ethanol, isopropanol and n-butanol over the entire composition range and for temperature ranging from 293.15 K to 313.15 K. The accuracy of different equations to predict the refractive index of the mixtures was tested. The best prediction accuracy (the lower AAD) corresponded to Eykman and Lorentz-Lorenz mixing rules. A logarithmic equation proposed to correlate the refractive index with composition and temperature of gasoline+alcohol mixtures showed a good accuracy (the absolute average deviation AAD &lt; 0.052%). The deviations in refractive index for investigated systems are negative over the entire composition range and at all investigated temperatures.</p></abstract>

The properties of gasoline change as a result of blending with a bioalcohol, affecting the behavior of the pseudo-binary system. The aim of this paper is to present experimental data of the refractive index for pseudobinary mixtures of a reformate gasoline with ethanol, isopropanol and n-butanol over the entire composition range and for temperature ranging from 293.15 K to 313.15 K. The accuracy of different equations to predict the refractive index of the mixtures was tested. The best prediction accuracy (the lower AAD) corresponded to Eykman and Lorentz-Lorenz mixing rules. A logarithmic equation proposed to correlate the refractive index with composition and temperature of gasoline+alcohol mixtures showed a good accuracy (the absolute average deviation AAD < 0.052%). The deviations in refractive index for investigated systems are negative over the entire composition range and at all investigated temperatures.

Study of the refractive index of gasoline+alcohol pseudo-binary mixtures

Ovidius University Annals of Chemistry

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"Study of the refractive index of gasoline+alcohol pseudo-binary mixtures"}

The properties of gasoline change as a result of blending with a bioalcohol, affecting the behavior of the pseudo-binary system. The aim of this paper is to...

Study of the refractive index of gasoline+alcohol pseudo-binary mixtures

Published Online: Jun 21, 2017

Page range: 18 - 24

Received: Sep 03, 2017

Accepted: May 15, 2017

DOI: https://doi.org/10.1515/auoc-2017-0004

Keywords
gasoline, alcohol, refractive index, mixing rules, predictive equations

© Ovidius University Press

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Study of the refractive index of gasoline+alcohol pseudo-binary mixtures

Published Online: Jun 21, 2017

Page range: 18 - 24

Received: Sep 03, 2017

Accepted: May 15, 2017

DOI: https://doi.org/10.1515/auoc-2017-0004

Keywordsgasoline, alcohol, refractive index, mixing rules, predictive equations

© Ovidius University Press

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
gasoline, alcohol, refractive index, mixing rules, predictive equations