ISO 20483:2006 禾谷类及豆类 含氮量测定及粗蛋白含量的计算 凯氏法

标准编号:ISO 20483:2006

中文名称:禾谷类及豆类 含氮量测定及粗蛋白含量的计算 凯氏法

英文名称:Cereals and pulses — Determination of the nitrogen content and calculation of the crude protein content — Kjeldahl method

发布日期:2006-11

标准范围

ISO 20483:2006规定了根据凯氏定氮法测定谷物、豆类和衍生产品中氮含量的方法,以及计算粗蛋白质含量的方法。该方法不区分蛋白质氮和非蛋白质氮。如果确定非蛋白质氮含量很重要,可以采用适当的方法。

ISO 20483:2006 specifies a method for the determination of the nitrogen content of cereals, pulses and derived products, according to the Kjeldahl method, and a method for calculating the crude protein content.The method does not distinguish between protein nitrogen and non-protein nitrogen. If it is important to determine the non-protein nitrogen content, an appropriate method can be applied.

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