酸奶饮料中蛋白质含量的检测
葡萄籽提取物粉对咸酸奶饮料总酚含量和抗氧化性能的影响Effect of grape (Vitis vinifera L. cv. Dimrit) seed extract powder on total phenolic content and antioxidant properties of ayran drink总氮含量使用格哈特公司的杜马森Dumatherm全自动杜马斯法定氮仪检测,使用6.38的蛋白质转换系数计算酸奶饮料中的蛋白质含量。Total nitrogen content by Dumas method using the Dumatherm? analyzer. A conversion factor of 6.38 was used to calculate the protein content of drinks.