查询词典 spectrophotometry

The concentration of TSIIA and phenol red in the solution of in situ intestines were determined by UV dual-wavelength spectrophotometry .

采用大鼠在体胃肠吸收回流实验装置，利用UV 双波长法测定肠循环液中TSIIA及酚红的含量。

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。

The feasible conditions for trace plumbum determination in red wine by graphite furnace atomic absorption spectrophotometry were studied.

研究了石墨炉原子吸收法测定葡萄酒中微量铅的适宜条件，采用标准加入法和塞曼效应校正背景，铅的线性范围为10μg/L～50μg/L，回收率为90%～110%。

CONCLUSIONUsing ultraviolet spectrophotometry to detect total flavanone content in Potentilla discolor bunge is simple, accurate, and sensitive.

结论］采用紫外分光光度法测定翻白草中总黄酮的含量简便易行，结果稳定可靠。

80Pin using the world's first fully automated the spectrophotometry, and other production equipment, testing instruments to ensure product uniformity, stability of electrical properties.

采用世界第一的80pin全自动分光机及其它生产设备、检测仪器，保证产品均匀性、电性稳定性。

ConclusionUV spectrophotometry is simple, rapid, accurate, economical and is suitable for content determination of total flavones in Prunella vulgaris L..

结论紫外分光光度法具有简便、快速、准确、经济的优点，是一种较理想的测定夏枯草中总黄酮含量的方法。

ObjectiveTo determine the total flavone content in Prunella vulgaris L. by VIS and UV Spectrophotometry.

目的研究可见光及紫外光分光光度法测定夏枯草中总黄酮含量的方法。

The content of total flavonoids and tannin in common purslane was determined with ethanol extraction and spectrophotometry method.

方法］采用乙醇浸提法测定马齿苋中类黄酮含量，并用分光光度法测定马齿苋中单宁的含量。

Using spectrophotometry to extract and check the flavanone of Purslane.

结果测得样品中总黄酮的含量C=0.094 mg/ml，回收率为101%，其纯度和产率均较高。

It has been observed that pyrocatechol and m-phenylenediamin can sensitively inhibit the discoloration of neutral red oxidation by the H2O2 and in the presence of catalyzer Fe in dilute sulfuric acid solution but the inhibitory effects of two organic compounds can not be added. Based on this research, the advantages of artificial neural network were adopted to handle the experimental data and a new inhibitory kinetic spectrophotometry of simultaneous determination for pyrocatechol and m-phenylenediamin with artificial neural networks was established.

在硫酸性介质中，Fe能够催化H2O2氧化中性红褪色反应，邻苯二酚和间苯二胺都能阻抑该催化氧化褪色反应的速度，研究发现：两者对Fe催化H2O2氧化中性红褪色反应阻抑作用不具有加和性，根据这一现象，用人工神经网络处理非线性体系的优势进行数据处理，从而建立了一种新的测定邻苯二酚和间苯二胺混合物的人工神经网络阻抑动力学光度法。

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。