research
Your location: Home > Instruments
 

aa Polarized Light Microscope (PLM) with Hot Stage

aa Gel Permeation Chromatography (GPC)

aa Electrochemical Analyzer

aa Differential Scanning Calorimetry (DSC)

aa High-Pressure Reactor

aa new-Gel Permeation Chromatography (new-GPC)

aa Quartz Crystal Microbalance (QCM)

 

Polarized Light Microscope (PLM) with Hot Stage

 

Model: Olympus BX-51
Manufacturer: Instec, Inc
Specification: Eyepiece:10×,Objective5×,10×,20×,50×;Temperature range:-190 ℃ - 400 ℃,可程序控温,数码CCD静态成像
Components: 可编程的程序控温的热台,循环水泵,带有低温杜瓦瓶附件
Sample requirements: 测试温度需要低于样品分解温度
Location: B506, Chemistry Building

Main applications: 可观察无机、高分子等材料的相转变温度以及液晶分子的织构等

 

Gel Permeation Chromatography(GPC)

Model: Waters 2410
Manufacturer: WATERS
Specification: THF溶剂系统,以聚苯乙烯为标样,可测分子量范围为2,200-600,000 g/mol
Components: 515计量泵;串联的 WATERS Styragel HT2, Styragel HT3和 Styragel HT4色谱柱;2410折光指数检测器
Sample requirements: 样品能较好的溶解于THF溶剂中;样品不能含有水或羧酸等杂质
Location: B506, Chemistry Building

Main applications: 高分子化合物的分子量及分子量分布测定

 

Electrochemical Analyzer

Model: CHI630C
Manufacturer: Shanghai Chenhua Instrument Company, China
Specification: Scanning speed: 0.000001-5,000 V/s; Potential range: ±10 V; Minimum potential increment: 0.1 mV
Components: Constant-potential system, Constant-current system
Sample requirements: Good solubility or dispersibility in solvent
Location: B506, Chemsitry Building

Main applications: Cyclic voltammetry test of inorganic or organic compounds
 

Differential Scanning Calorimetry (DSC)

Model: METTLER DSC1
Manufacturer: METTLER TOLEDO
Specification: Highest Temperature: 450 ℃.
Sample requirements: Heat stability
Location: B506, Chemsitry Building

Main applications: Measuring thermal behavior of organic matter or polymer

 

High-Pressure Reactor

Model: PARR 4568型台式反应釜
Manufacturer: PARR
Specification: 台式,固定头反应釜;有效容积:600毫升,内径:2.5英寸,高:8英寸;极限压力、温度:3000 psi (200 bar),350 ℃
Components: 液体采样阀和气体进样阀,和同一探底管相连;磁力驱动搅拌器,带轴和搅拌桨,0-700转/分钟;搅拌驱动马达:1/8马力,无级调速;搅拌转速控制和PID程序温控器; 加热炉,400W
Sample requirements: ---
Location: B502, Chemistry Building

Main applications: 可进行高压化学反应,高压热处理等

 

new-Gel Permeation Chromatography (new-GPC)

 

Model: Waters 2489
Manufacturer: WATERS
Specification: THF溶剂系统,以聚苯乙烯为标样,可测分子量范围为2,200-600,000 g/mol
Components: 515计量泵;串联的 WATERS Styragel HT2, Styragel HT3和 Styragel HT4色谱柱;2410折光指数检测器
Sample requirements: 样品能较好的溶解于THF溶剂中;样品不能含有水或羧酸等杂质
Location: B506, Chemistry Building

Main applications: 高分子化合物的分子量及分子量分布测定

 

 

 
 

Quartz Crystal Microbalance (QCM)

 

Model: iQCM 250B-1
Manufacturer: epitope biotech
Specification: 10 kHz – 180 MHz(对于5MHz晶片,从7个到13个泛频,最高至65MHz)
Components: LonggerPump BT100-2J;半导体控温台
Sample requirements: 样品不能溶解在水相中
Location: B502, Chemistry Building

Main applications: 用以进行气体、液体的 成分分析以及微质量的测量、薄膜厚度及粘弹性结构检测等

 

 

 

 


Copyright © 2016 | 周其凤研究组 | 地址:北京大学化学学院(北京市海淀区成府路202号) 北京 100871 | 联系我们