visible spectrophotometer

Troubleshooting of type 721-100 visible spectrophotometer

721-100型可见分光光度计的故障诊断及排除

This article mainly studies the spectral properties of several kinds of Chinese herbal medicine additives in cosmetic by ultraviolet and visible spectrophotometer , and analyses the ultraviolet absorption of the Chinese herbal medicine additives .

文章主要用紫外可见分光光度计测定化妆品几种中草药添加剂的光谱特性，分析其对紫外光的吸收作用。

The Research on Testing the Properties of Cadmium Sulfide Films by the UV Visible Spectrophotometer Method

紫外可见分光光度法检测硫化镉（CdS）薄膜性质研究

The films were characterized by X-ray diffraction and ultraviolet – visible spectrophotometer .

用X射线衍射和紫外/可见光分光光度计对薄膜的性能进行了表征。

At present , the monochromatic source used in visible spectrophotometer has a certain semibreadth .

目前可见光分光光度计所使用的单色光源都有一定的半宽度。

Repair on Ultra-violet and Visible Spectrophotometer Hitachi U-3400 of Back Battery

日立U-3400紫外&可见近红外分光光度计备用电池故障处理

The content of the impurity in barium titanate are determined by inductively coupled plasma atomic emission spectrometry and visible spectrophotometer in industry standard of electronic industry .

电子工业用钛酸钡行业标准中杂质元素含量的测定采用的是电感耦合等离子体发射光谱法以及可见光分光光度法。

Ultraviolet visible spectrophotometer , and the surface and hole analyzing apparatus have been used to explore to evaluate the adsorption properties of dye sensitized TiO 2 films .

分析了染料与TiO2薄膜的相互关系，利用紫外可见、比表面等技术研究染料在纳米TiO2薄膜表面的吸附性能，并计算出TiO2薄膜对染料的最大吸附率。

Objective : To detect tumor specific growth factor ( TSGF ) in randomly mixed serum with 721 visible spectrophotometer , and to investigate the sensitivity and test extremity of this method .

目的：用721可见分光光度法对随机混合血清的肿瘤特异生长因子（TSCF）值进行测定，考察该方法的灵敏度及检测极限。

The paper evaluated uncertainty in measurement of error of indicating value of wavelength which was calibrated by the interference filter , one of the main standard instruments of visible spectrophotometer which was manufactured by Shanghai No. 3 Analytical Instruments Plant .

文章以可见分光光度计主标准装置之一的干涉滤光片对上海第三分析仪器厂生产的721型分光光度计检定为例，进行波长示值误差测量不确定度评定。

Maintenance Skill of Common Malfunction of 723 Visible Light Spectrophotometer

723可见分光光度计常见故障的维修技巧

The transparence curves is measured by UV & visible recording spectrophotometer ;

利用紫外&可见分光光度计，测定透过率曲线；

The function groups of the surface , magnetic susceptibility and the stability of MNPs were characterized by infrared spectrum , the Gouy magnetic balance and visible light spectrophotometer etc.

利用红外光谱、古埃磁天平、可见光分光光度计等手段，对MNPs的表面包覆官能团、磁化率、稳定性等进行表征。

This article summarized the concepts of the error and uncertainty , and taking the uncertainty analysis of the visible spectrum spectrophotometer measurement result as an example , describes the uncertainty analysis and calculation method in detail .

本文简述了误差与不确定度概念，并以可见分光光度计的测量结果不确定度分析为实例，详细描述了不确定度分析与计算方法。

The appearance , the size distribution , structure and phase constitute , function groups of the surface , magnetic susceptibility and the dispersibility of MNPs were characterized by TEM , XRD , IR , the Gouy magnetic balance and visible light spectrophotometer etc.

利用透射电镜、X射线衍射、红外光谱、古埃磁天平、可见光分光光度计等手段对MNPs的形貌、粒度分布、物相组成、表面包覆官能团、磁化率、分散性等进行了表征。

A Study for Visible & Ultraviolet Spectrophotometer on Ink Identification

可见&紫外分光光度计在墨水鉴定中的研究

The crystal morphology and optical transmittance detected by atomic force microscopy and UV - visible - near infrared spectrophotometer .

通过原子力显微镜和紫外-可见-近红外分光光度计检测出抛光后晶体的形貌及光学透过率。