G Series High Wavelength Precision Spectrophotometer

I.Characteristics

The monochromator with a holographic flashing grating is used.
The G Series Spectrophotometer has the advantage of high wavelength precision, good monochromaticity and low stray light.
The 752G Spectrophotometer offer automatic switching of fungsten halogen lamp and deuterium lamp.
G Series Spectrophotometer has sample compartment for 0.5cm-10cm cells.
Computer control system, precise automatic T/A changeover.
Automatic zero and full scale adjustment.
Direct concentration read-out and concentration factor setting function.
Printer can be connected and data can be sent to PC by special software.

II.Specifications

Item	721G	722G	752G UV-VIS
Wavelength range	340-1000nm	325-1000nm	200-1000nm
Wavelength accuracy	±2nm	·	·
Wavelength repeatability	≤1nm	·	·
Transmittance accuracy	±0.5% (T)	·	·
Transmittance repeatability	≤0.2% (T)	·	·
Spectrum bandwidth	5nm	5nm or 2nm	4nm
Stray light	≤0.5% (T)	·	≤0.3% (t)(at 220nm,Nal)
Light current drift:	≤0.5%(T)/3min	·	·
Dark current drift:	≤0.2% (T)/3min	·	·
Cell Holder	5mm(100mm optional)	5mm	5mm