A reversed - phase HPLC method was established to determine the biuret content in urea.

建立一种测定尿素中缩二脲含量的反相高效液相色谱(HPLC)方法。

The analysis method for biuret content in long-efficacy urea using hydroquinone as an additive is studied and tested.

本文介绍了以对苯二酚为添加剂的缓效尿素中缩二脲含量分析方法的试验研究情况。

Its ninhydrin reaction was negative, but after acid hydrolysis, its ninhydrin reaction and biuret reaction were positive.

茚三酮反应呈阴性，用酸水解后茚三酮反应和双缩脲反应呈阳性。

Objective To establish a kind of rapid and simple biuret method for measuring cerebrospinal fluid protein of automatic analyser.

目的在全自动分析仪上建立一种快速简便的脑脊液蛋白双缩脲测定法。

The content of casein in milk can be used as to determine a quality index of milk, and it can be determined biuret reagent by method.

双缩脲法测定乳中酪蛋白是作为一种判定牛乳质量的指标。