biuret reaction

biuret reaction的基本解释

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[化] 双缩脲反应

与biuret reaction相关的网络例句 [注：此内容来源于网络，仅供参考]

The protein content of 10 rice samples were determined by Kjeldahl determination method and biuret reaction analytical method separately.

分别利用凯氏定氮法和双缩脲法对10个稻米样品的蛋白质含量进行测定。

The total protein content of atrophic muscle was measured by biuret reaction.

两组依观察时间的不同，再随机分为2、4、6周三个时间组。

We present a simple approach to determine the content of casein in crosslinked polyacylamide, i. e., protein molecules are complexed with copper ions by biuret reaction. The polymer containing proteins is cinerated at high temperature and then the residue is dissolved into nitric acid. Protein content is measured by determining concentration of copper ion in nitric acid solution using atomic absorption spectrum.

本文提出了一种在交联聚丙烯酰胺中测定酪蛋白的简便方法，即：利用双缩脲反应使蛋白质与铜离子络合，含蛋白质的聚合物在高温下灰化，残留物溶于硝酸，通过用原子吸收光谱测定硝酸溶液中的铜离子浓度来测量蛋白质的含量。

With a high accuracy, the biuret in compound fertilizer is determined from the color reaction between biuret and copper by copper double salt spectrophotometry, meanwhile the remove of PO43-,Ca2+, Mg2+and NH3 interferences is described without other and new interfering matters.

利用缩二脲铜的色泽反应，采用铜复盐分光光度法测定复合肥中的缩二脲，并介绍除去PO43-，Ca2+，Mg2+，NH3干扰的方法，并且在此过程中不能引入新的干扰物质。该方法精密度较好。

The 1-propanol/biuretium flour protein fractionation procedure based on the differential solubility of wheat flour protein in different aqueous solutions of 1-propanol yields three protein fractions, one monomeric in nature and two polymeric fractions corresponding to soluble glutenin, insoluble glutenin. Quantitative of the fraction was made with improved biuret reaction.

丙醇—双缩脲改良测定法用不同浓度的丙醇溶液将小麦面粉蛋白质分离为功能截然不同的单体蛋白、可溶性谷蛋白和不可溶性谷蛋白三部分，然后通过改良双缩脲测定法对不同组分进行定量分析。

与biuret reaction相关的网络解释 [注：此内容来源于网络，仅供参考]

biuret reaction：双缩脲反应

⒉双缩脲反应(biuret reaction) 蛋白质和多肽分子中肽键在稀碱溶液中与硫酸铜共热,呈现紫色或红色,称为双缩脲反应. 氨基酸不出现此反应. (一)碱基的种类:构成核苷酸的五种碱基(base)分别属于嘌呤(purine)和嘧啶(pyrimidine)两类含氮杂环化合物(见图2-1).

biuret reaction：缩二脲反应

biuret 缩二尿 | biuret reaction 缩二脲反应 | bivalent 二价染色体

biuret reaction：钼酸铵一浓硫酸试液

矾酸铵一浓硫酸试液 Marquis test solution | 钼酸铵一浓硫酸试液 biuret reaction | 甲醛一浓硫酸试液 fat

biuret reaction：双缩 反应

125 双乙缩 biuret | 126 双缩 反应 biuret reaction | 127 二价的 bivalent