Standard No.:	GB 5009.183-2025
English Name:	National food safety standard - Determination of urease in food
Chinese Name:	食品安全国家标准 食品中脲酶的测定
Professional Classification:	GB    National Standard
Source Content Issued by:	National Health Commission of the People's Republic of China, State Administration for Market Regulation
Issued on:	2025-03-16
Implemented on:	2025-9-16
Status:	valid
Superseding:	GB 5413.31-2013 National Food Safety Standard Determination of urease in infant foods and dairy products GB/T 5009.183-2003 Qualitative analysis of urease in vegetable protein drinking GB/T 5009.186-2003 Qualitative analysis of urease in yoghurt beverage GB/T 30885-2014 Plant protein beverage―Soymilk and soymilk beverage GB 20371-2016 Soy protein for food industry
Target Language:	English
File Format:	PDF
Word Count:	3500 words
Translation Price(USD):	105.0
Delivery:	via email in 1~3 business day

本标准规定了食品中脲酶活性的测定方法。
第一法纳氏试剂显色法适用于含大豆成分的饮料、婴幼儿配方食品、婴幼儿辅助食品、乳制品、特殊医学用途配方食品、大豆蛋白肽及豆制品中脲酶活性的定性测定。
第二法滴定法适用于大豆蛋白、豆粉与豆奶粉中脲酶活性的定量测定。