Production of grape juice powder obtained by freeze-drying after concentration by reverse osmosis.
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This study aimed to evaluate the freeze-drying process for obtaining grape juice powder by reverse osmosis using 50% grape juice pre-concentrated (28.5 °Brix) and 50% hydrocolloids (37.5% maltodextrin and 12.5% arabic gum).
Palabras clave
Compostos fenólicos, Maltodextrina, Difração de raios-x, Microscopia eletrônica de varredura, Goma Arábica