荧光分光光度计
仪器介绍
F-7100是一款紧凑型系统,能够在其类别中以最佳的分析信噪比和超高速(60,000 nm/min)进行操作。荧光光度法的应用已扩展到多个领域,包括工业材料(如有机发光和液晶领域)、环境相关领域(如水质分析)、制药制造(如荧光试剂的合成和开发),以及生物技术相关领域(如细胞内钙浓度测量)。
参数
| Sensitivity (Raman light of water) | Noise: Background S/N 20,000 or above (EX 350nm, Slit 10 nm, Response 4 s); Noise: Peak S/N 1,200 or above (EX 350nm, Slit 5 nm, Response 2 s) |
| Minimum sample volume | 0.6 mL (in use of standard 10 mm rectangular cell) |
| Photometric principle | Monochromatic light monitoring ratio calculation |
| Light source | 150 W xenon lamp, self-deozonating lamp house |
| Monochromator | Stigmatic concave diffraction grating: 900 lines/mm, F2.2; Brazed wavelength: Excitation side 300 nm, emission side 400 nm |
| Measuring wavelength range (on both EX and EM) | 200 to 750 nm, and zero-order light (Expandable up to 900 nm with optional detector) |
| Bandpass | Excitation side: 1, 2.5, 5, 10, 20 nm; Emission side: 1, 2.5, 5, 10, 20 nm |
| Resolution | 1.0 nm (at 546.1 nm) |
| Wavelength accuracy | ±1 nm |
| Wavelength scan speed | 30, 60, 240, 1,200, 2,400, 12,000, 30,000, 60,000 nm/min |
| Wavelength drive speed | 60,000 nm/min |
| 3D measurement time | 3 min (EX 200 to 750 nm, Sampling interval 10 nm, EM 200 to 750 nm, Sampling interval 10 nm) |
| Response | Response from 0 to 98 %: 0.002, 0.004, 0.01, 0.05, 0.1, 0.5, 2, 4 s |
| Photometric value range | -9999 to 9999 |