TU-1901 UV-Vis spectrophotometer Instrument Description :
UV-visible spectrophotometer in organic chemistry , biochemistry, pharmaceutical analysis , research, production and food inspection work , medicine and health , environmental protection, life sciences and other fields have been in an extremely wide range of applications . TU-1901 UV-Vis spectrophotometer outstanding technical indicators , stable and reliable , user-friendly and intuitive display , smooth man-machine dialogue. Great to meet the analysis needs of professional users . Main features:
1. extremely excellent optical systems, advanced electronics systems , a high level of mechanical systems to ensure that the ultra-low stray light 0.010% T 's ;
2. Double-beam dynamic feedback proportional metering system to ensure the stability recorded baseline ; high-performance deuterium lamps, photomultiplier tube to ensure a stable and reliable service life of the instrument ;
3. The use of high quality holographic gratings to further reduce stray light of the instrument, the instrument is more accurate analysis ;
4. Excellent Scalability: peristaltic sampler, minim cell holder , thermostatic cell holder , optical sphere , specular reflection , optical cuvette accessories and other large series of user-selectable special accessories , the application range of the instrument greatly expanded ;
5. Easy maintenance : a unique tungsten lamp socket and deuterium lamps , replacing optical debugging for lights , equipment and instruments to make commissioning and maintenance easier. Technical parameters:
1. Wavelength range : 190nm ~ 900nm
2. Wavelength Accuracy : ± 0.3nm ( boot automatic calibration )
3. Wavelength repeatability : 0.1nm
4. Spectral Bandwidth : 0.1nm, 0.2nm, 0.5nm, 1.0nm, 2.0nm, 5.0nm
5. Stray light : ≤0.01% T (220nm, NaI; 340nm, NaNo2)
6. Photometric mode : transmittance , absorbance , reflectance , energy
7. Photometric range : -4.0 ~ 4.0Abs
8. Photometric Accuracy : ± 0.002Abs (0 ~ 0.5Abs); ± 0.004Abs (0.5 ~ 1.0Abs);
± 0.3% T (0 ~ 100% T)
9. Photometric Repeatability : 0.001Abs (0 ~ 0.5Abs); 0.002Abs (0.5 ~ 1.0Abs)
10. Baseline flatness : ± 0.001Abs
11. Baseline Drift : 0.0004Abs / h (500nm, 0Abs preheat two hours later )
12. photometric noise : ± 0.0004Abs
Instrument Description :
UV-visible spectrophotometer in organic chemistry , biochemistry, pharmaceutical analysis , research, production and food inspection work , medicine and health , environmental protection, life sciences and other fields have been in an extremely wide range of applications . TU-1901 UV-Vis spectrophotometer outstanding technical indicators , stable and reliable , user-friendly and intuitive display , smooth man-machine dialogue. Great to meet the analysis needs of professional users .
