ultraviolet double beam spectrophotometer

Taking advantage of the honeysuckle s characteristic of maximum absorbency in 330nm,its principal composition chlorogenic acid as the test standard,we determined the content of chlorogenic acid in Yinqiao Jiedu Keli(Granule of Lonicera and Forsythia)produced by different pharmaceutical factories to evaluate the quality with double-beam UV-Vis Spectrophotometer.

针对市面上同名不同厂生产的银翘解毒颗粒,以处方中主药金银花的主要成分绿原酸为检测标准,利用金银花在330 nm处具有最大的吸光度的特点,用双光束紫外可见分光光度计,测定了不同厂家产品中绿原酸的含量,并以此评价各厂银翘解毒颗粒的质量。

Method: Soak the lenses into the artificial-tears to simulate the protein absorption, test the absorbency of cleaned protein at the wavelength of 280 nm by UV spectrophotometer, and compute the percentage of protein.

采用紫外分光光度计在波长280 nm处测试经护理液洗脱的蛋白质的吸光度, 计算蛋白质含量。

The chlorophyll content of rice yellow mutant was studied by Raman spectroscopy and UV Spectrophotometer.

叶绿素的特征峰(1155,1527cm-1)在突变体中强度较野生型有很大的下降,表明突变体中总的叶绿素含量较低;紫外分光光度计的测定结果表明该突变体的叶绿素含量比野生型降低,且叶绿素b的含量极低,证实了拉曼光谱所反应的信息;拉曼光谱法可以用来快速鉴定植物活体的叶绿素含量。

The article introduces the test method and the steps to determine the tar content in the coal gas of coke oven by UV spectrophotometer,and the analytical problems.

介绍用紫外分光光度计测定焦炉煤气中的焦油含量的实验方法、步骤以及在取样分析中的问题。

Determination of Amides in Chinese Prickly Ash Oil by UV-spectrometer;

紫外分光光度计法测花椒油中酰胺类物质含量

We determine amides with UV-spectrometer in this article,and study effects of different storing condition on amides content.

本文采用了紫外分光光度计法测定花椒油中麻味成分含量,重点考察了不同贮存条件对同一样品麻味成分测定结果的影响,结果表明,在贮存温度为0℃, 贮存时间为一个月内使用该分析方法测定样品麻味成分具有良好的稳定性。

This article introduces the specifications of the standard solutions of UV-spectrophotometer and its advantages in verificating the accuracy of UV-spectrophotometer and the correct methods in using the standard solutions.

介绍了紫外分光光度计标准溶液的特性及其用于检定紫外分光光度计准确度的优点和正确的使用方法。

Objective TO examine the content of amikacin suffate in injection,a colorimetric procedure was developed by using UV-spectrophotometer.

目的　采用紫外分光光度计测定硫酸阿米卡星在注射液中的含量。

Describes the causes of data being inaccurate and unstable with poor repeatability in the operation of Varian Cary 50 ultraviolet spectrophotometer.

介绍了美国瓦利安公司生产的Varian Cary50型紫外分光光度计,在使用中数据不准、不稳、重复性差故障的原因分析和排除方法。

ultraviolet double beam spectrophotometer

紫外双射束分光光度计

double-beam grating spectrophotometer

双光束光栅分光光度计

double - beam spectrodensitometer

双光束分光光密度计

UV-visible spectrophotometer

紫外-可见光分光光度计

ultra-violet and visible spectrophotometer

紫外可见光分光光度计

analogultra-violet spectrophotometer

模拟紫外分光光度计

ultraviolet-visible pectrophotometer

紫外可见分光光度计

visible ultraviolet spectrophotometer

可见紫外分光光度计

Determination of Tween-80 CMC in Chinese Herbal Medicine Injections by Ultraviolet Spectrophotometry

紫外分光光度法测定中草药注射液中吐温-80临界胶束浓度

ultraviolet-visible spectrometer

紫外和可见光分光光度计

Research and Fabrication of Opto-mechanical Systems of New UV Spectrophotometer

新型紫外分光光度计光机系统的研制

The Design of Data Acquisition Card of New Spectrometer Based on USB Bus

新型紫外分光光度计的USB采集卡设计

double beam electric-null infrared spectrometer

双光束电零点红外分光计

Determination of Nitrite Uv-spectrophotometric with Micelle Sensitizer;

胶束增效紫外分光光度法测定亚硝酸盐的研究

micro-ultraviolet-visible spectrophotometer

微量紫外可见分光光度计

ultraviolet spectrophotometry

紫外线分光光度测定法

ultraviolet absorption spectrophotometry

紫外吸收分光光度学

ultraviolet - visible absorption spectroscopy

紫外－可见分光光度法