752G UV-VIS / 722G / 721G / 721G-100 Visible Spectrophotometers – Economic Series

The G series economic spectrophotometers are designed for general quantitative analysis and educational experiments, offering reliable performance at an affordable price. With high-quality silicon photodiode detectors and 1200 lines/mm diffraction gratings, these instruments ensure accurate and precise measurements. Ideal for colleges, universities, and enterprise labs.

Key Features

· High-quality optics – 1200 lines/mm diffraction grating and silicon photodiode detector for accurate measurement
· Easy operation – Automatic zero and 100% T adjustment, one-key switching between transmittance, absorbance, and concentration modes
· Direct concentration read-out – Concentration factor setting function for convenience
· Large sample compartment – Accommodates 5–100 mm path length cuvettes with optional holders
· RS232 port – Optional software and dedicated printer available for data management
· User-replaceable lamps – Easy to change halogen lamp or deuterium lamp (752G only)

Model Comparison

752G UV-VIS Spectrophotometer

· Wavelength Range: 200–1000 nm
· Spectrum Bandwidth: 4 nm
· Stray Light: ≤0.3%T (at 220nm NaI, 360nm NaNO₂)
· Photometric Range: 0–100.0%T, 0–1.999A, 0–1999C
· Power: 130W
· Weight: 16 kg

722G Visible Spectrophotometer

· Wavelength Range: 325–1000 nm
· Spectrum Bandwidth: 5 nm
· Stray Light: ≤0.5%T (at 360nm NaNO₂)
· Photometric Range: 0–100.0%T, 0–1.999A, 0–1999C
· Power: 50W
· Weight: 14 kg

721G Visible Spectrophotometer

· Wavelength Range: 340–1000 nm
· Spectrum Bandwidth: 5 nm
· Stray Light: ≤0.5%T (at 360nm NaNO₂)
· Photometric Range: 0–100.0%T, 0–1.999A, 0–1999C
· Power: 50W
· Weight: 14 kg

721G-100 Visible Spectrophotometer

· Same specifications as 721G, but with 100mm cuvette holder for specialized applications
· Power: 50W
· Weight: 14 kg

Standard Accessories

· User manual (1 pc)
· Glass cuvette 1cm (4 pcs) – for 721G/721G-100/722G only
· Quartz cuvette 1cm (2 pcs)
· Power cable (1 pc)
· Fuse (2 pcs)

Optional Accessories

· Thermal printer
· 50mm cuvette holder
· 100mm cuvette holder (for 721G-100 only)
· UV WIN7 software

Typical Applications

· General quantitative analysis
· Educational experiments in colleges and universities
· Quality control in enterprise labs
· Absorbance-based measurements