Język metadanych
Kłosowski, Grzegorz ; Błajet- Kosicka, Anna
Wydawca:Committee on Biotechnology PAS ; Institute of Bioorganic Chemistry PAS
Data wydania/powstania: Temat i słowa kluczowe: Abstrakt:Pressure-thermal processing of starchy plants raw materials with the use of Henze steamer can cause a number of unfavourable phenomena connected to sugars caramelization and Maillard reactions. In technological conditions, the effectiveness of starch grains extraction from cellular structures can be assessed macro- scopically; however, it is not easy to gain information about the intensity of the phenomena mentioned above. Our experiments led to the conclusion that the raw spirits obtained from raw materials, subject to intensive thermal processing, contain pyrazine compounds such as 2,5-dimethylpyrazine and 2,3,5,6-tetramethyl- pyrazine. These compounds were not observed in the spirits prepared in the optimized pressure-thermal process. Optimization of the steaming process can limit losses in ethanol yield up to 0.85 dmYlOO kg of raw material. It also significantly increases the quality of raw spirit through lowering of acetaldehyde and organic acids concentrations. Our data suggest that determination of pyrazine compounds in raw spirits can be used as a sensitive indicator in the validation of pressure-thermal processing starchy plants raw materials used for ethanol production.
Czasopismo/Seria/cykl:Biotechnologia, vol.88, 1 (2010)-.
Tom: Zeszyt: Strona pocz.: Strona końc.: Typ zasobu: Szczegółowy typ zasobu: Format: Identyfikator zasobu: Źródło:Library of Institute of Bioorganic Chemistry PAS
Język: Język streszczenia: Zakres czasowy: Prawa:Creative Commons Attribution BY-SA 4.0 license
Zasady wykorzystania: Digitalizacja:Institute of Bioorganic Chemistry of the Polish Academy of Science
Lokalizacja oryginału:Institute of Bioorganic Chemistry of the Polish Academy of Science
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