




The AELAB Single Beam UV-VIS Spectrophotometer 752N Plus/721N/722N features a holographic blazed grating monochromator for high wavelength accuracy, excellent monochromaticity, and low stray light. Equipped with a 7-inch multi-color touch screen, it offers an intuitive user interface. The system supports advanced concentration testing methods, including linear regression and coefficient methods, and features a USB interface for easy data transfer. With a microcomputer measurement system, it ensures high accuracy and stability, automatic adjustments of 0% T and 100% T, and the ability to store up to 30 concentration curves. The spectrophotometer also incorporates automatic light gate technology to protect the photoelectric sensor, ensuring reliable performance.
Features:
Specifications :
| Model | 752N Plus (UV Visible) | 721N (Visible) | 722N (Visible) | |
| Photometry | Single beam | |||
| Monochromator type | Czerny-Turner | |||
| Focal length | 160mm | |||
| Grating | 1200 lines/mm | |||
| Detector | Silicon Photocell | |||
| Wavelength setting | Manual Turn Knob | |||
| Wavelength Range | 200-1000nm | 340-1000nm | 325-1000nm | |
| Wavelength Accuracy | ± 2nm | |||
| Wavelength Repeatability | ≤ 1nm | |||
| Spectrum Bandwidth | 2nm | 2nm | 2nm | |
| Stray Light | ≤ 0.1% ( at 220 nm Nal, 360 nm NaNO₂ ) | ≤ 0.1% ( at 360 nm NaNO₂) | ||
| Photometric Range | 0.0 ~ 100.0% T / 0 ~ 1.999A / 0 ~ 1999C | |||
| Photometric Accuracy | ± 0.5% T | |||
| Photometric Repeatability | ≤ 0.2% T | |||
| Noise | 100%(T) noise ≤ 0.3% (T), 0% (T) noise ≤ 0.2% (T) | |||
| Drift | ± 0.5% T/3min | |||
| Cuvette holder size | 10mm | |||
| Power | AC220v±22v, 50Hz± 1Hz, 120W | AC85-242Vv, 40W | AC220v±22v,50Hz± 1Hz, 80W | |
| Packing size | 640*480*340mm, 0.078CBM | 580*460*340mm, 0.1CBM | ||
| Gloss weight | 30kg | 14kg | ||
| Standard accessory | Instrument 1pc ; Power cable 1pc ; Fuse 2pcs; manual 1pc;
1cm glass cuvette 4pcs ( 721N only); 1cm quartz cuvette 2pcs (752N plus only ) PC Software |
Instrument 1pc;
1cm glass cuvette 4pcs ; Power cable 1pc ; Fuse 2pcs; manual 1pc, PC Software |
||
| Optional accessory | Thermal printer ; 50mm, cuvette holder ; | |||
| Model | 752N Plus (UV Visible) | 721N (Visible) | 722N (Visible) | |
| Photometry | Single beam | |||
| Monochromator type | Czerny-Turner | |||
| Focal length | 160mm | |||
| Grating | 1200 lines/mm | |||
| Detector | Silicon Photocell | |||
| Wavelength setting | Manual Turn Knob | |||
| Wavelength Range | 200-1000nm | 340-1000nm | 325-1000nm | |
| Wavelength Accuracy | ± 2nm | |||
| Wavelength Repeatability | ≤ 1nm | |||
| Spectrum Bandwidth | 2nm | 2nm | 2nm | |
| Stray Light | ≤ 0.1% ( at 220 nm Nal, 360 nm NaNO₂ ) | ≤ 0.1% ( at 360 nm NaNO₂) | ||
| Photometric Range | 0.0 ~ 100.0% T / 0 ~ 1.999A / 0 ~ 1999C | |||
| Photometric Accuracy | ± 0.5% T | |||
| Photometric Repeatability | ≤ 0.2% T | |||
| Noise | 100%(T) noise ≤ 0.3% (T), 0% (T) noise ≤ 0.2% (T) | |||
| Drift | ± 0.5% T/3min | |||
| Cuvette holder size | 10mm | |||
| Power | AC220v±22v, 50Hz± 1Hz, 120W | AC85-242Vv, 40W | AC220v±22v,50Hz± 1Hz, 80W | |
| Packing size | 640*480*340mm, 0.078CBM | 580*460*340mm, 0.1CBM | ||
| Gloss weight | 30kg | 14kg | ||
| Standard accessory | Instrument 1pc ; Power cable 1pc ; Fuse 2pcs; manual 1pc;
1cm glass cuvette 4pcs ( 721N only); 1cm quartz cuvette 2pcs (752N plus only ) PC Software |
Instrument 1pc;
1cm glass cuvette 4pcs ; Power cable 1pc ; Fuse 2pcs; manual 1pc, PC Software |
||
| Optional accessory | Thermal printer ; 50mm, cuvette holder ; | |||

