Influence of storage temperature and ascorbic acid addition on pomegranate juice

被引:106
作者
Martí, N [1 ]
Pérez-Vicente, A [1 ]
García-Viguera, C [1 ]
机构
[1] CSIC, Dpto Ciencia & Tecnol Alimentos, Lab Fitoquim, CEBAS, E-30080 Murcia, Spain
关键词
pomegranate; juice; anthocyanins; colour; ascorbic acid; HPLC;
D O I
10.1002/jsfa.1024
中图分类号
S [农业科学];
学科分类号
09 ;
摘要
Our recent work shows that in pomegranate juice the destructive effect of ascorbic acid on anthocyanins is not well correlated with changes in the observed colour. However, the addition of vitamin C to this juice has no additional benefit, since ascorbic acid degradation is very rapid and a slightly orange hue results, after a period of storage, in those juices to which ascorbic acid was added. Data are also included on the influence of storage temperature on juice colour stability, indicating that this parameter is more specific for colour alteration and anthocyanin degradation. (C) 2001 Society of Chemical Industry.
引用
收藏
页码:217 / 221
页数:5
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