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DETERMINING THE CONCENTRATION OF ALCOHOL FROM THE NATURAL DISTILLATES


DOINA MOALES, ADRIAN FLORIN SPAC, MARIA PRISECARU, ELENA BUTNARU

Issue:

SCSB, Volume XIX

Section:

Volume XIX - Animal Biology

Abstract:

The natural distillates that were studied have been taken from Moldavia between 2007 and 2008. The 98 samples represent products that resulted after the distillation of the mixture of fruit maceration extract (apples, pears, plums, grapes), simple plum or grape maceration extracts (marc).

These distillates are found all around the area, the recipes that are used are personal and thus they have a traditional character. In order to determine the alcoholic concentration in volumes, the pycnometer method was used, a method that is accepted by the laws in force.

The relative density and the real relative density were calculated, and based on the results the values of ethanol concentrations in volumes were obtained. There were values from 10.9% to 69.8%. The values of ethanol concentration for each batch of distillates were calculated according to the material they were treated from. The general average value of the ethanol concentration in volume percentage is of 41.7.

Keywords:

distillates, ethanol concentration, pycnometer.

Code [ID]:

SCSB201019V19S01A0010 [0003270]

Full paper:

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