Uv-visible spectrophotometer is an analytical instrument based on the principle of uv-visible spectrophotometry, which uses the radiation absorption of material molecules to the uv-visible spectral region for analysis.

Main technical specifications
1. Power supply:AC220V, 50Hz/AC110V, 60Hz
2. Optical system:Single Beam, Grating 1200 lines/mm
3. Light source:Imported Deuterium&Tungsten lamp
4. Detector:Imported Silicon Photodiode
5. Wavelength range:190nm~1100nm
6. Wavelength accuracy:±0.1nm@656.1nm, ±0.3nm@all
7. Wavelength repeatability:≤0.1nm
8. Spectral bandwidth:2nm
9. Photometric range:0.0~200%(T),-0.3~3(A),0~9999(C)
10. Photometric accuracy:±0.2%T(0~100%T),±0.002A(0~0.5A),±0.004A(0.5~1A)
11. Photometric repeatability:≤0.15%T(0~100%T),0.001A(0~0.5A),0.002A(0.5~1A)
12. Stray light:≤0.03%T@220nm,360nm
13. Baseline flatness and stability:±0.002A, ±0.0005A/h@500nm
14. Noise:0.0005A@500nm
15. Display:7″ TFT color screen
16. Communication port:USB port & parallel port(Printer)
17. Packing dimension:810×660×390mm
18. Gross weight:27kg
19. Working environment:10~40℃, RH≤80%

Main technical features
1. 7″ TFT color screen and windows graphic interface.
2. Powerful functions like photometric measurement, quantitative measurement, kinetics, spectrum scan, DNA/protein analysis, multi-wavelength test, etc.
3. In-house massive memory is capable of saving up to 1024M for test data and working curves.
4. The socket-type deuterium and tungsten lamp can make the lamp switching without optics debugging and easy to be replaced.
5. Large sample chamber can accommodate 5~100mm cuvettes of all kinds.
6. Extensive accessories are optional, such as auto 8-cell holder, film holder, tube rack, peltier/sipper system, 21CFR compliant software,etc