植物精油抗菌乳状液涂膜对鸡蛋的保鲜效果

    Preservation effect of eggs by coating with plant antibacterial oil emulsion

    • 摘要: 为了延长鸡蛋的保藏期,采用牛至、大蒜、生姜、丁香提取油分别复配成抗菌乳状液对鸡蛋进行涂膜保鲜试验,在5周的贮藏期间,通过对鸡蛋各项感官指标和内部品质指标变化的分析发现,上述植物精油乳状液保鲜剂保鲜效果均优于对照组,尤其以牛至精油乳状液与丁香精油乳状液保鲜效果最好。经牛至精油乳状液和丁香精油乳状液涂膜保鲜过的鸡蛋,在30℃,80%~90%相对湿度情况下,好蛋率为100%,失重率分别为2.824%和2.656%,蛋黄系数为0.1965和0.2129,哈夫单位为40.311和41.312。

       

      Abstract: In order to prolong the storage period of eggs, the coating preservation experiments were carried out using antibacterial emulsions compounded from four extracted oils, such as origanum vulgare oil, garlic oil, ginger oil and clove oil respectively. The results showed that, after storage of five weeks, through analyzing sensory characteristics and internal quality index of eggs, the preservation effects of all treated groups with compound plant antibacterial oil were better than the control group, especially the origanum vulgare oil group and the clove oil group were the best. With the compound plant antibacterial oil of origanum and clove , all of the eggs were still fresh with weight loss rate of 2.824% and 2.656%, yolk index of 0.1965 and 0.2129, and the Haugh unit of 40.311and 41.312, respectively after 5-week storage at 30℃ and relative humidity of 80%-90%.

       

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