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Study on Effects of Ultra High Pressure Technology on Quality of Sauce Chicken
Author(s): 
Pages: 79-83
Year: Issue:  11
Journal: Food Research and Development

Keyword:  酱卤鸡肉超高压微生物品质影响;
Abstract: 超高压能够改善肉制品品质.本实验采用常压(0.1 MPa)、200 MPa~600 MPa压力处理真空包装的酱卤鸡肉15 min,来研究其对鸡肉品质及微生物的影响.结果显示:随着压力的升高和保压时间的延长,酱卤鸡肉中的微生物、水分含量显著降低(P<0.05),pH、脂肪氧化呈显著增长趋势(P<0.05);鸡肉的L*值呈下降趋势,a*值增加,b*值增幅较小.酱卤鸡肉的硬度、咀嚼度、弹性和回复性随压力的增加均呈递增趋势.不同压力处理对挥发性气味的影响不够显著,可增大压力梯度来实现明显区分.保压时间的延长,对挥发性气味的区分明显;硬度、咀嚼度和回复性增大,弹性变化趋势为先增后减;L*值和a*值降低,b*值增加.
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