分光光度测定

A method for the determination of mixedness degree of red mud and limestone by spectrophotometry with 1,10-phenanthroline was developed. The mixture of red mud and limestone was dissolved by hydrochloric acid, and iron content in the sample solution was determined by spectrophotometry with 1,10-phenanthroline.

用盐酸提取赤泥和石灰石的混合料后，通过邻二氮菲分光光度法测定提取液中铁含量，进而求得混合料中氧化铁的质量分数，以此来衡量混匀度。

The method is simple, rapid and accurate and suitable for the quality evaluation of momordica charantia material and products.

利用分光光度法测定苦瓜多糖的方法属化学方法，操作简便、速、确，可作为苦瓜原料及苦瓜制品质量评价方法。

A new method for simultaneous determination of multicomponent with spectrum transform single wavelength spectropotometry is presented.

提出了一种新的单波长法同时测定多组分的光谱变换分光光度法，并以苯甲酸和苯甲醛混合组分为例论证了该方法的可行性。

A new method was proposed for the determination of moroxydine hydrochloride with sodium nitroprusside by spectrophotometry.

建立了可见分光光度法测定盐酸吗啉胍的新方法。

This paper deals with the determination of the content of ofloxacin in ofloxacin otic solution and studies its stability by UV spectrophotometry.

本文用紫外分光光度法测定氧氟沙星滴耳液中主药氧氟沙星的含量，并考察了该制剂的稳定性。

Test solution of pyrogallic acid was prepared by adding formic acid as antionxidative stabilizer, thus the measuring instability due to the oxidability of pyrogallic acid was overcome.

研究了用紫外分光光度法测定焦性没食子酸含量的一种新方法。

The CFb in blank control group was added with IMDM containing 10% FBS and those in Ang Ⅱcontrol group with Ang Ⅱ.The CFb in the 3 test groups were induced with Ang II,then added with Tau at dosages of 40,80 and 160 mmol/L respectively. Determine the proliferation of CFb by MTT method, the collagen content by oxyproline kit, the transforming growth factor- TGF-β1 (TGF TGF-β1) content by ELISA, the cell cycle by flow cytometer, the CFb NO content by nitrate reductase method, the iNOS activity by spectrophotometry, and the expression of iNOS protein by IFA.

胰酶消化法分离培养新生大鼠CFb，用Ang Ⅱ诱导促进其增殖，采用MTT法检测细胞增殖；羟脯氨酸试剂盒检测胶原含量；ELISA法测定转化生长因子β1(TGF-β1)蛋白的含量；流式细胞仪检测细胞周期；硝酸还原酶法、分光光度法和免疫荧光法检测CFb NO含量、一氧化氮合酶活性和iNOS蛋白的表达。

Total nitrogen and total phosphorus in water were determined by microwave digestion and flow injection spectrophotometry using basic potassium persulphate as digestion solution.

以碱性过硫酸钾溶液为消解液，采用微波消解-流动注射分光光度法测定水中总氮和总磷。

Condition filter experiments for determination of the iron by phenanthroline spectrophotometry in the genral textbook are single factor experiments, and there are some problems in the experimental design.

普通教材中邻二氮菲分光光度法测定铁条件选择实验都是单因素条件实验，不够全面，实验设计中也存在一些问通。

Methods Spectrophotometry was used to study the activity of PLAP in the presence and absence of L Leu. PLAP relative activity was calculated according to the absorbance variation.

方法应用分光光度法分别测定有L－Leu和无L－Leu存在下的酶活力，根据其活力变化求出酶的相对活力；用双倒数作图法，确定L－Leu对PLAP的抑制类型并求出其抑制常数；同时也观察了pH对抑制作用的影响。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。