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北方园艺  2013 

壳聚糖涂膜藕带的护色工艺研究

, PP. 129-133

Keywords: 藕带,壳聚糖涂膜,护色,真空渗透?

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Abstract:

以藕带为试材,研究了维生素C、植酸、亚硫酸氢钠和亚硫酸钠4种护色剂对藕带的护色效果及藕带品质的影响;比较分析了烫漂灭酶、浸泡和真空渗透工艺对壳聚糖涂膜藕带的护色效果。结果表明藕带的最佳护色工艺为真空渗透护色保鲜液,保鲜液的成分为0.2%维生素C+0.6%植酸+0.2%柠檬酸+1%氯化钙,该工艺既能达到优良的护色效果,同时可以保持藕带的脆度和硬度;保鲜液处理后,涂膜2%壳聚糖溶液,保鲜膜包裹,利于藕带的持久护色。?

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