光度测定

Methods The content of total flavone was determined by spectrophotometry,and compared with Rutin.

方法采用分光光度法，以芦丁为对照品测定柴胡口服液中总黄酮的含量。

MethodsUVVIS spectrophotometry methods were used to determine the contents of the total flavone.

紫外分光光度法测定了头花蓼中总黄酮的含量。

The proposed method was fast,accurate,simple,and has been applied to determine silicon dioxide content in the fluorspar in the routine determination wi.

研究了硅钼蓝分光光度法测定氟石中二氧化硅含量的快速分析方法。

The classical potassium fluosilicate precipitated alkali titration method was changed to molybdenum-blue-ness spectrophotometry to fast determine silicon .

将经典的氟硅酸钾沉淀碱滴定法改为钼蓝分光光度法快速测定硅。

MethodsThe atomic absorption spectrophotometry and sulfurcarbon detector were used to determine 16 trace elements in 10 species of Fritillaria origin of determination.

方法利用原子吸收分光光度器和定碳定硫器对10种产地贝母中的16种微量元素进行了测定。

A method for determining trace Cu is described based on the catalytic effect of trace copper on the decolorizing oxidation reaction of acid fuchsin by potassium periodate in the presence of a,a'-dipyridyl.

本文研究了在α，α′-联吡啶存在下，铜离子催化高碘酸钾氧化酸性品红褪色的新指示反应及动力学条件，建立了催化光度法测定痕量铜的方法。

The reaction rate is monitored spectrophotometrically by measuring the increase in the absorbance of acid fuchsine at 546 nm after a fixed heating time (10 min).

在固定加热时间段(10 min)后，于546 nm处测定酸性品红的吸光度增加值监控反应速率。

Color liquid color is relatively stable, and can be used for the germanium Spectrophotometric Determination.

显色液色泽比较稳定，可用于锗的分光光度法测定。

In this method,the classic perchloric dehydration gravimetry is changed into molybdenum blue photometry to quickly determine silicon content.

本法将经典的高氯酸脱水重量法分析硅改为钼蓝光度法快速测定硅含量。

This article uses the microwave oven separately to use 700W,336W processing for 3min on pretreatment of three vegetables(celery,greengrocery and green soy bean),andusing the ultrasonic wave extraction process and 70％methyl alcohol to withdraw,then Uses the spectrophotometer method to determine and compare total flavonoid content of the three vegetables in which two samplewere processed by microwave,and the other was fresh.

本文利用微波炉对新鲜的三种常食蔬菜进行处理，分别用700W，336W处理3分钟，采用超声波提取法用70％的甲醇进行提取，然后用分光光度法对三种蔬菜未经微波处理的新鲜样品和经两种微波处理的样品进行总黄酮含量的测定和比较。

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。