分光光度法

objective:to determine total flavonoids content in the leaves of acer saccharum.methods:we determined total flavonoids contents in leaves of acer saccharum by ultraviolet and visible spectrophotometry.results:the flavonoids content was 1.035mg/g in the leaves of acer saccharum.conclusion:the flavonoids content is rich in the leaves of acer saccharum and the leaves have pharmic value.

目的：本文对糖槭叶中的总黄酮含量进行测定。方法：采用紫外-可见分光光度法对糖槭叶中总黄酮含量进行测定。结果：糖槭叶中总黄酮含量为1.035mg/g。结论：糖槭叶中含有丰富的黄酮类化合物，具有可观的药用开发价值。

A spectrophotometric method for the determination of raceanisodamine has been developed based on the charge transfer reaction. The reaction between raceanisodamine and Salicyl fluorone was completed in ethyl alcohol medium at 10 min at room temperature.

以消旋山莨菪碱作为电荷给体，水杨基荧光酮作为电荷受体，用分光光度法研究了它们之间形成电荷转移络合物的条件。

A method for the micro determination of germanium by flow injection－spectrophotometry with CCD diode array detector is reported, based on the color reaction between germanium and salicyl fluorone in the presence of cetyl trimethyl ammonium bromide. A good linear relationship was obtained in the range of 0～3.0 mg/L for germanium.

研究了在溴化十六烷基三甲铵存在下，锗与2，3，7－三羟基－9－水杨基荧光酮－6的显色反应，采用二极管阵列检测器，建立了检测微量锗的流动注射分光光度法。

Separation of the sapindus-saponin from natural sapindus pericarps is very difficult, a rapid and simple determination method for total-sapindus-saponin is not founded.

为解决无患子皂苷分离较困难，无快速简单的检测方法等问题，本研究采用超滤膜分离和泡沫分离等新型分离技术对无患子皂苷进行分离纯化，并采用分光光度法测定无患子总皂苷。

Objective: To develop a method for the determination of phosphates in meat by microwave digestion spectrophotography.

目的：建立微波消解－分光光度法进行肉制品中磷酸盐的测定。

There is no significant difference between the result of flow injection analysis method and spectrophotography in the determination of Chromium in drinking water, it is worthy of recommendation.

在一定的条件下，应用流动注射法测定水中六价铬与用二苯碳酰二肼分光光度法得到的结果差异无统计学意义，是可以推荐的方法。

Spectrophotography was adopted to determine the COD Cr in water and the optimum condition was chosen by orthogonal test.

用分光光度法测定水中化学需氧量CODCr，通过正交试验选择氧化的最佳选择。

The elimination effects of five kinds of grape wines were studied and compared by spectrophotography.

利用Fenton反应产生羟自由基，用分光光度法测定了5种葡萄酒对羟自由基的清除作用。

Naphthylamide heavy nitrogen spectrophotography was adopted to detect the content of nitric oxide in the serum and half????

采用萘胺重氮分光光度法测定血清NO含量，采用半定量RT？？？？

By using spectrophotography,the deposit of phosphorus ion and fenvalerate in Bellaamya dispiralis Heude had been studied.

为了分析双旋环棱螺对富磷污染水体生物积累作用的利弊和潜在影响，采用分光光度法，研究了无机磷、杀灭菊酯2种物质在双旋环棱螺内脏团的沉积作用。

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。