分光光度法

After the waste catalyst sample during silicon coupling agent synthesis was pretreated with this method, the platinum in sample was determined by tin dichloride spectrophotometry.

硅偶联剂合成中废催化剂样品用本方法处理后以氟化亚锡分光光度法测定铂含量，分析值重现性好。

Kuding tea leaves ; lead ; graphite furnace atomic absorption spectrometer

苦丁茶；铅；石墨炉原子吸收分光光度法

It was concluded that using this method to determine sulphur-containing and phosphorus-containing substances solutions was possible,however,in order to apply it to micro analysis in practical water samples,apparatus must be improved to eliminate impact of molecular structure on emission.

检测磷主要采用中性过硫酸钾消解、钼锑抗分光光度法，手工操作繁琐，人为不确定因素会导致精密度不理想[5]。

Spectroscopic analysis and Color value method were adopted to determine the absorbency and to measure the content of Safflower Red,respectively.

本文对红花红色素的超声提取方法进行了研究，通过单因素试验和正交设计试验确定超声提取红花红色素的影响因素并筛选其优化提取条件，采用分光光度法测定其含量，并用色价来衡量。

The hydroxyl radical scavenging effects of safflower yellow, gardeniayellow, red radish color, purple sweet-potato red color and redcabbage color were detected in vitro with fluorescence spectrophotometry, andthe results make sure that all of the five pigments have some scavenging effects on thehydroxyl radical, though each pigment didn't have the same change trend.

用荧光分光光度法检测红花黄色素、栀子黄色素、红萝卜色素、紫甘薯色素、紫甘蓝色素等五种色素体外清除羟自由基的作用，结果证实SY、GY、RRC、PSPRC、RCC等五种色素对羟自由基都有一定的清除作用，每种色素的变化趋势不完全相同。

Objective To observe tetracaine hydrochloride UV absorption spectrum in aniso-pH solutions.

目的 寻找盐酸丁卡因在不同pH溶液中的紫外吸收光谱特征方法采用紫外分光光度法。

Methods The different extractions of astragalus root under different concentrations of ethanol and temperatures were compared.

采用紫外分光光度法测定黄芪皂苷、多糖含量，比较不同乙醇浓度、温度对水提和醇提黄芪的影响。

Phthalic acid and o-toluic acid were made with sacrificial anode method.

采用红外光谱、紫外光谱对反应产物进行表征，以分光光度法进行定量测定。

The concontration of pentachlorophenol in the water was determined by opectrophotometry.

采用分光光度法测定水质中的五氯酚含量。

Methods The content of griseofulvin in extractor is determined by UV spectrophotometry and the content of griseofulvin used as quality control criteria.

用紫外分光光度法测定灰黄霉素的含量。

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。