Standard No.:	NY/T 2007-2011
English Name:	Determination of the crude protein content in cereals and pules seeds by combustion according to the dumas principle
Chinese Name:	谷类、豆类粗蛋白质含量的测定 杜马斯燃烧法
Professional Classification:	NY    Professional Standard - Agriculture
Source Content Issued by:	MOA
Issued on:	2011-9-2
Implemented on:	2011-12-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	5000 words
Translation Price(USD):	150.0
Delivery:	via email in 1~3 business day

本标准规定了谷物、豆类中总含氮的杜马斯测定法,并规定了由此计算粗蛋白含量的方法。本标准适用于谷物、豆类中粗蛋白质含量的测定。
本方法与凯氏定氮法相同,不能区分蛋白氮、非蛋白氮。计算蛋白质含量使用不同的换算系数。
当称样量为0.1g时,本标准方法总氮含量的检出限为0.02%。