撕裂牛肉:化学成分和淡化技术
Maria do Desterro Pereira Ferreira Ibiapina1, Maria Eduarda Corino de Melo2, Márcio Antônio Mendonça3
1Human Nutrition Graduate Program, University of Brasília, Brasília 70910-900, Brazil.
室温脱盐是减少牛肉中的最有效方法,降低了高达76%的. 此外,与制冷或热处理相比,这种方法最能保持产品的营养价值和稳定性.
科学领域:
- 食品科学 食品科学 食品科学
- 肉类科学 肉科学
- 食品化学 食品化学
背景情况:
- 传统的干肉产品 - - 冲牛肉,通常含有高度.
- 有效的海盐淡化对于使牛肉安全且适合消费至关重要.
- 了解不同淡化方法对化学成分的影响对于质量控制至关重要.
研究的目的:
- 为了比较各种脱盐技术 (室温,冷藏,热) 在牛肉上的有效性.
- 分析这些技术对化学成分的影响,包括含量,水分,蛋白质,脂质和脂质氧化.
- 为了确定最佳的海水淡化方法,以平衡减少和产品质量.
主要方法:
- 实验性比较三种海盐淡化技术:室温,制冷和热.
- 化学成分分析:含量,水分,蛋白质和脂质.
- 测量可定位酸度,pH值和脂质氧化 (TBARS) 的测量.
- 对获得的数据进行统计分析.
主要成果:
- 对照样本的含量高 (>6000毫克/100克).
- 在室温下脱盐是最有效的,降低了76%的. 冷却减少了67-74%的和52-58%的热量.
- 由于稀释,室温和冷脱盐增加了水分和减少了蛋白质/脂质.
- 热淡化缩固体,增加蛋白质,脂质和脂质氧化 (TBARS).
结论:
- 没有一种脱盐技术可以完全去除多余的.
- 在室温下脱盐提供了减少和保持营养质量和氧化稳定性之间的最佳平衡.
- 建议在室温下进行脱盐,用于家庭和餐厅的牛肉.
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