光度

After further training solution to the petroleum ether extraction of oil residue collection, and Determination of the degradation rate.

再将培养后的溶液以石油醚萃取法收集残留的石油，用紫外分光光度法测定其降解率。

The optimum condition of the phase separation colour reaction of gallium with o-chlorophenylfluorone and TritonX-100 has been studied.

研究了镓－邻氯苯基萤光酮－TritonX－100析相显色体系，建立了测定镓的析相光度法。

Objective To establish a method for simultaneous determination of the three components, aspirin, phenacetin and caffeine in compound aspirin tablets.

目的 在不经分离的情况下，用紫外分光光度法同时测定复方阿司匹林片中的3个组分的含量。

The optimum experimental condition for simultaneous UVspectrophotometric determination of the contents of aspirin, phenacetin and caffeine in aspirin compound tablets and the basic principle

本文研究了复方阿斯匹林片中阿斯匹林、那西丁和咖啡因含量同时测定的紫外分光光度法的最佳实验条件，并简述偏最小二乘法多组分同时测定中的基本原理和应用。

Thin-layer chromatography ; ultraviolet spectrophotometry ; aspirin ; phenacetin ; caffeine

薄层层析法；紫外分光光度法；阿斯匹林；非那西丁；咖啡因

OBJECTIVE:To establish a spectrophotometric method for the determination of tinidazole and phenol red in rat small intestine fluid.

目的：建立大鼠小肠液中替硝唑和酚红的分光光度测定方法。

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。

Methods The activity was determined by 3 - phosphoglycerate as substrate, the enolase and a series of coupling to 340 nm wave-length automatic analyzer in the determination of total activity could be derived.

PGAM活性测定采用3-磷酸甘油酸为底物，经烯醇化酶等一系列偶联，以340 nm波长在自动分析仪上测定，根据NADH吸光度变化可求出PGAM总活性。

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。