[关键词]
[摘要]
本文用氨基酸自动分析仪测定乳制品中羟脯氨酸的含量，研究了样品预处理方法和仪器色谱分离条件，测得样品中羟脯氨酸的含量，可作为乳粉中是否添加动物胶原水解蛋白的依据，此方法灵敏度高，具有较好的准确度和重现性，添加标准的回收率为94.9%~105%。
[Key word]
[Abstract]
The separation and analysis of hydroxyproline in milk powder and hydrolyzed animal protein were researched by amino-acid analyzer. The method was convenient, accurate and practical, with the recovery rate being 94.9%~105%.
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