Determining the whey protein content of total protein in milk and dairy products by polarography
牛奶和奶制品总蛋白中乳清蛋白含量的测定.极谱法
2001-09-01
GB/T 21704-2008
乳与乳制品中非蛋白氮含量的测定
Determination of non-protein-nitrogen content in milk and dairy products
2008-04-09
SN/T 3382-2012
出口乳与乳制品中非蛋白氮含量的测定
Determination of non-protein-nitrogen content in milk and dairy products for export
2012-12-12
AS 2300.4.8-1994
Methods of chemical and physical testing for the dairying industry, Method 4.8: Dried milk and dried milk products - Determination of undenatured whey protein nitrogen (UDWPN) in dried skim milk
乳品工业的化学和物理试验方法 方法4.8:奶粉和奶粉制品-脱脂奶粉中未变性乳清蛋白氮（UDWPN）的测定