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1·Micro - Kjeldahl method was developed to determine total nitrogen.

总氮含量测定采用凯氏定氮法。

2·The result of analysis is identical with Kjeldahl method, and this method is simpler and more rapid than Kjeldahl method.

方法快速，操作简便，分析结果与凯氏法一致。

3·Melamine lawless elements will be added to the raw milk, the drill is the Kjeldahl method of loopholes in the milk protein content.

不法分子将三聚氰胺添加到原料奶中，钻的是凯氏定氮法测定奶粉蛋白质含量的漏洞。

4·Total solvable peptide content in the fermented fishmeal was determined by using the biuret method, and polypeptide in the precipitate by using Kjeldahl method.

用双缩脲反应法可以测出发酵鱼粉中水溶性总肽的含量，用凯氏定氮法可以测出被沉淀的多肽的含量，从而可以计算出发酵鱼粉中寡肽的含量。

5·The simulated test mainly simulates the basic situation of the farmland, determines the content of nitrogen in soil drench solution, and adopts semi-micro Macro Kjeldahl method.

模拟试验主要模拟农田的基本情况，测定土壤淋溶液中氮的含量，采用半微量开氏法。

6·The protein hydrolysis ratio in this condition determined by Kjeldahl nitrogen method had reached 80.7%.

用凯氏定氮法测得此条件下的蛋白质的水解率可达80.7%。

7·Objective: To establish a simple rapid method for determining Kjeldahl nitrogen content by 1st order differential coefficient single sweep polarography.

建立用一阶导数单扫描极谱法测定食品中凯氏氮含量的简单、快速的方法。

8·There is no significant difference between the result of the method and that of micro-Kjeldahl′s method according tot test. The relative standard deviation is 3.1%.

经t检验证明，该方法的测定结果与微量凯氏定氮法无显著差异，测定结果的相对标准偏差为3.1%。