THE METHOD FOR DIRECT GAS CHROMATOGRAPHIC DETERMINATION OF ACETALDEHYDE, METHANOL, AND OTHER VOLATILES USING ETHANOL AS A REFERENCE SUBSTANCE: APPLICATION FOR A WIDE RANGE OF ALCOHOLIC BEVERAGES Article Charapitsa S., Sytova S., Kavalenka A., Sobolenko L., Shauchenka Y., Kostyuk N., Egorov V., Leschev S., Vetokhin S., Zayats N., Tsimbalaev S., Kolesnov A. Food Analytical Methods. 2021.