电子顺磁共振波谱仪_电磁自旋共振波谱仪

德国原装MS400电子自旋共振分析仪, 高灵敏度 可定量检测种类Detectable Species for Quantification 自由基Free radicals 顺磁过渡金属离子Paramagnetic transition metal ions 金属Metals 晶格Crystal lattice (瑕疵defects) 样品Samples 从液体到固体的结合体，例如：液体、溶液、悬浮液、血液、细胞、糊状物、血管、组织、粉末、固体混合物 Aggregation from liquid to solid, e. g. liquids, solutions, suspensions, blood, cells, paste, vessels, tissue, powder, solid compoundy 样品温度Temperature of the Sample 共振器温度Resonator temperature (32 - 34°C) - 196 °C (附件：杜瓦瓶，液氮；Accessories: Dewar, liquid nitrogen) - 170 to + 200 °C：外径为3mm的毛细血管和样品管 for capillaries and sample tubes of outer diameter 3 mm (附件：温度控制器TC H02；Accessory: Temperature Controller TC H02) 检测极限Detection Limit 10 nM 氮氧自由基TEMPOL in 50 mM 磷酸盐缓冲液phosphate buffer, pH 7,4 * 8 x 10 Spins/0,1 mT* 样品容器扁平器皿Sample vessel flat cell 7 mm, 微波功率microwave power 20 mW, 调制幅度modulation amplitude 0,2 mT, 4次扫描时间scan time 4 times 60 s, 时间常数time constant 100 ms 特别应用包Packages for Special Applications 丙氨酸剂量测定Alanine dosimetry NO-Fe(II)DETC 氧自由基Reactive oxygen species (ROS) 自动化包Packages for Automation 流过系统检测，多通道Flow through system, Multi-Channel 流过系统检测，但通道Flow through system, One-Channel 样品容器Sample Vessels 毛细血管，样品管（外径3-6mm）Capillaries, sample tubes (outer diameter 3 - 6 mm) 扁平器皿Flat cells (扁平截面宽度width of the flat section 5 or 7 mm) Tissue cell 杜瓦瓶Dewar 特殊小池Special cuvette 附件Accessories 温度控制器Temperature Controller TC-H03 自动取样器Auto sampler 常规附件General accessories 玻璃器皿Glassware 软件Software 交付Delivery 分光仪Spectrometer 毛细血管引导管Guidance Tube F 120/1.5 for capillaries 250 件pieces 50 μl 毛细血管capillaries 毛细血管密封件Sealing kit for capillaries 标准软件Standard-Software MiniScope 控制软件Control (control software): 调节测量参数Adjust of the measurement parameters 自动或手工调谐Automatic or manual tuning 光谱记录Recording of Spectra 数据记录Saving of data 4096数据点/频谱 data points per spectrum, etc. 分析Analysis (计算软件calculation software): 震幅计算Amplitude calculation 整合Integration 极限矫正Baseline correction 过滤Filtering g值估算g-value estimation 范围求和Summation of spectra, etc. 多重谱线Multiplot (演示软件presentation software): 频谱重叠Overlay of spectra 频谱连续显示Display of spectra in series 增益适应Adaptation of the gain X轴标题选择：数据点、场或时间X-Axis title selection: data points, field or time 数据导出Export of data in ASCII files, etc. 技术数据Technical Data 计算机系统 Computer System 处理器Processor: 奔腾II以上from Pentium II upwards 操作系统Operating system: 微软Microsoft Windows 98 SE, 2000 and XP 接口Interface: RS232 or USB 微波桥Microwave Bridge 微波功率Microwave power 100 μW - 50 mW (可选optional 10 μW - 100 mW) 共振器Resonator 直角形的TE102具有更好的基准稳定性rectangular TE102 with improved baseline stability 微波频率Microwave frequency 9.3 - 9.55 GHz 调谐Tuning 高精度自动automatic with high precision, 也可手工调谐manual tuning possible 电磁Electro Magnet 调谐幅度Modulation amplitude: 5 μT - 0.7 mT 调谐频率Modulation frequency: 100 kHz 磁场范围Magnetic field range: 50 - 450 mT (可选optional: 50-600 mT, 需水冷water cooling required) 场扫描Field sweep: 0 - 400 mT (可选optional 0 - 550mT,需水冷 water cooling required) 扫描时间Sweep time: 12 s - 34 min 稳定性Stability: 2 μT 同质性Homogeneity: ± 5 μT在样品区 in the sample region 冷却Cooling: 空气Air (可选水optional water) 壳体Case 尺寸Size: 544 x 395 x 300 cm (length x width x height) 重量Weight: about 60 kg 功率消耗Power consumption: about 500 VA