光度测定

The method is based on the inhibitory effect of citric acid on the oxidation of phenol red peroxide catalyzed by Fe in hydrochloric acid solution.

在稀硝酸介质中，柠檬酸能阻抑铁催化过氧化氢氧化酚红的褪色反应，据此建立了阻抑动力学光度法测定柠檬酸的新方法。

Methods The intestine in rats was cannulated for in situ perfusation. UV and HPLC were used to determine the concentrations of phenol red and cilnidipine,respectively.

采用大鼠在体肠灌流实验装置，利用紫外-可见分光光度法和HPLC法分别测定酚红和西尼地平的含量。

The present work describes a new method for trace Co preconcentration and separation using microcrystalline phenolphthalein as an adsorbent coupled with the determination of spectrophotometry.

建立了一种以微晶酚酞作为固态吸附剂对样品中痕量的Co分离富集的新方法，富集后的co可直接用光度法测定。

In general, the phosphoamino acid esters were unable to transfer their phosphoryl group to other hydroxyl nucleophiles even with the presence of imidazole, but the N-phosphoserine and threonine esters were two exceptions.

二、测定了部分磷酰化D—氨基酸的磷酰基转移反应速率常数，并对外消旋化合物的酯交换反应进行了旋光度跟踪，发现磷酰化丝、苏氨酸的对映体有明显的区别。

By using phenylfluorone photometer analysis,solution of germanium content in 2-octanol and petroleum was measured.

本文采用苯基荧光酮分光光度法测定仲辛醇/石油醚溶液中锗的含量。

A method for determination of silicon and phosphorus content in coal and coke by photometry was proposed in the paper.

研究了用光度法联合测定煤或焦炭中硅与磷的含量。

Methods: A absorption photometry was applied to detect the content of zinc in the tea water.

采用锌试剂吸光光度法测定茶水中锌含量。

The method based on the widely used ultraviolet photometry method.

论文的另一部分，在紫外分光光度法的基础上，尝试采用化学计量学——P矩阵部分校正法来测定聚丙烯酰胺中单体的含量。

A new anaytical method for direct thin layer resin phase spctro photometry determination of trace iron has been developed.

本文研究了利用薄层树脂相通过光度法测定痕量铁的新方法。

Thus, the Se contents in oyster can be measured by Catalytic-kinetic photometry.

应用催化动力学光度法可以测定牡蛎中硒的含量。

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。