分析型超速离心机
仪器介绍
Optima AUC 是用于定性分析溶液中大分子的通用方法。Optima AUC 将离心机与光学模块 相结合，前者能够沉降颗粒物，后者能够检测随时间变化的沉降情况。通过分析超速离 心技术，可深入了解样品分子量、形状、构造、相互作用和异质性。
参数
| Maximun speed | 60,000 rpm |
| Timer | Up to 999 hrs 59 min, including Hold runs |
| Temperature | 7 to 40°C in 1°C increments at >25°C to 30°C ambient temperature; 4 to 40°C in 1°C increments at <25°C ambient temperature |
| Analytical acceleration | 5 to 400 rpm per second above 500 RPM; 400 is maximum acceleration |
| Analytical deceleration | 5 to 400 rpm per second above 500 RPM; 400 is maximum deceleration |
| Rotors | AN-60 Ti with 4 sample tanks maximun speed: 60,000 rpm AN-50 Ti with 8 sample tanks maximun speed: 50,000 rpm |
| Binding/dissociation constants | 10-3 - 10-8 M |
| Sample cells | 6 and 2 |
| Scanning UV/VIS absorbance optical system | Wavelength range: 190 to 800 nm; Photometric display range: 0 to 3 absorption units; Scan steps: Radial scan mode - up to 1,500 data points per scan; radial increment step size 0.001 cm minimum, 0.01 cm maximum Wavelength scan mode - wavelength increment step size 1.0 nm, from 190 nm to 800 nm; Scanning interval: 1 nm; Data rate: One intensity measurement every 20 ms. |
| Interference optical system | Wavelength: 660 nm; Camera resolution: 2048 x 1088 pixels; Laser: 120 mW Diode; Scan rate: Approximately every 5 seconds; Interferometer precision: Approximately ± 0.008 fringe. |