尿素测定法

Under conditions of 35 ℃ and pH=7, the activity of urease absorbed on TiO2 particles was measured by potentiometry.

在35 ℃，pH为7的条件下采用电位法测定吸附在TiO2上的尿素酶的活性变化。

A description is given of the analytical method for the determination of the urea content in slow-release urea by the p-dimethyl aminobenzaldehyde spectrophotometry.

摘要介绍用对二甲氨基苯节醛分光光度法测定缓释尿素中尿素含量的分析方法。

Methods:Thyroid function,thyroid microsome antibody,and thyroid globulin antibody were determined with radioimmunoassay in 23 CRF complicated by primary hypothyroidism patients,and the serum calcium,phosphorus,potassium, cholesterol, glucose, urea nitrogen, hemoglobulin,and endogenous creatinine clearance rate were also assayed.

用放射免疫法测定23例CRF合并甲减患者的甲状腺功能、甲状腺微粒体抗体、甲状腺球蛋白抗体及检测血清钙、血清磷、血清钾、血清胆固醇、血清肌酐、血糖、尿素氮、血红蛋白、内生肌酐清除率并与31例单纯CRF患者对照进行分析。

Objective To establish an RP-HPLC method for the simultaneous determination of 5 kinds of nonprotein-nitrogen metabolites in urine(urea, creatine, creatinine, uric acid and hippuric acid).

目的 建立RP-HPLC法同时测定尿液中尿素、肌酸、肌酐、尿酸和马尿酸5种非蛋白氮代谢产物。

Overloaded rat models were established by using abdominal aorta constriction method. The levels of creatinine and urea nitrogen in the rats?? serum as well as those of malonaldehyde and glutathion of the rats?? nephric tissue were measured respectively.

采用腹主动脉缩窄法制备压力超负荷大鼠模型，分别测定大鼠血清肌酐和尿素氮含量及大鼠肾组织匀浆丙二醛、谷胱甘肽含量。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。