摘要：The removal of raisin vine acidity is very important in the stages of Pekmez (Concentrated Grape Juice) making process. In order to find a good product quality and higher economical profits, the most suitable acid remover and its proper quantities must be used. In this study, to reduce the acidity of raising vine that has total acidity of 5-6 g/L to the desired level the various quantities of acid remover soils as; CaCO3 content of 50-60% 10 g Per liter, CaCO3 content of 60-70% 7 g Per liter and CaCO3 content of 80-90 %6 g Per liter were used. In the case of using technical CaCO3 for Per liter of raisin vine were found to be sufficient. In the condition of using the quantity of technical CaCO3 and pekmez soil higher than determined in this study, the oxidized and darken raising vine colors were observed.
