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投稿时间:2019-08-07
投稿时间:2019-08-07
中文摘要: 对速冻沙果和土右旗沙果、123苹果、沈农2号苹果、嘎啦、红勋5号和新疆2号的营养成分对比分析。结果表明,速冻沙果含有较为丰富的维生素C、蛋白质、锌、灰分和烟酸;以速冻沙果为原料,采用单因素试验和响应面分析方法对速冻沙果饮料的最佳生产配方进行研究,以感官评价和沉淀率为判断依据确定最佳的产品配方:果汁添加量为30%、柠檬酸添加量为0.2%、白砂糖添加量为7%、黄原胶添加量为0.4%,此时产品口感饱满,风味醇厚,有良好的稳定体系。最终对产品的流变性、粒径分布和营养成分进行检测分析,最终获得的产品中含有丰富的硒元素(1.79 mg/kg)和烟酸(250 mg/L)。
Abstract:The quality of quick-frozen sand fruit and the nutritional composition of sand fruit in Tuyouqi County,123 apple,shennong 2 apple,gala,hongxun 5 and Xinjiang 2 were compared.The results showed that the quick-frozen fruit was rich in vitamin C,protein,zinc,ash and niacin.With frozen sand fruit as raw material,single factor test and response surface analysis were used to study the best production process,parameters and optimal production formula of quick-frozen fruit beverage,the optimum process parameters and product formulation were determined based on sensory evaluation and precipitation rate,the juice content was 30%,the amount of citric acid added was 0.2%,the amount of sugar added was 7%,and the amount of xanthan gum was 0.4%,at this time,the product tastes full,the flavor was mellow,and there was a good stability system.Finally,the rheological properties,particle size distribution and nutritional composition of the product were analyzed.The final product was rich in selenium(1.79 mg/kg)and niacin(250 mg/L).
文章编号:202015015 中图分类号: 文献标志码:
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