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。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。