721G Visible Spectrophotometer

1.holographic blazed grating C-T style monochromator 2.Wavelength coverage:340nm-1000nm 3.Microprocessor control technique

Application fields

It adopts microprocessor technology. in the visible spectral region of the material as a qualitative and quantitative analysis, it is necessary for laboratory analysis instruments to , used in the medical and health, clinical examination, chemical, petrochemical, environmental protection, quality control and college teaching laboratory and other departments.

Main technical parameters

Wavelength range	340nm~1000nm(721G) 325nm~1000nm(722G)
Wavelength accuracy	±2nm
Repeatability of wavelength	≤1nm
Transmission ratio accuracy	±0.5%(T)
Repeatability of transmittance	≤0.2%(T)
Spectral bandwidth	5nm
Stray light	≤0.5%(T)(In360nm, to NaNO2 determination)

Main characteristics:

1. Type LCD display with backlight, reading clarity.

2. The use of advanced holographic blazed grating monochromator wavelength C-T, has high precision, good monochromaticity, stray light etc..

3. Microcomputer measurement system using T-A conversion, high precision, and has the automatic adjustment of 0% ( T )100% ( T ), and adjust the concentration, concentration factor set, and can choose the serial data printer data printing function.

4. Measuring accuracy, reproducibility and stability.

5. Optional printer.

721G Visible Spectrophotometer