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Spectrophotometers
product details
The WSVT/WSUT 50/60/70 series UV-visible touch-screen spectrophotometer is a user-friendly analytical instrument designed for precise spectral analysis. Covering the ultraviolet and visible wavelength ranges, it enables efficient qualitative identification and quantitative determination of substances based on the Beer-Lambert law.
Featuring an intuitive touch-screen interface, the instrument simplifies parameter setting, data reading, and result storage, reducing operational complexity. With stable optical performance and high measurement accuracy, it meets diverse needs across fields like chemical analysis, environmental monitoring, pharmaceutical testing, and biological research—e.g., analyzing reagent purity, detecting trace pollutants, or quantifying biomolecules. The 50/60/70 series offers flexible options for different laboratory demands, making it a reliable tool for routine testing and research work.
FEATURES
CELL HOLDER
Automatic 6 position cell holder for 10–50 mm optical path.
BASE
The base adopts a thickened and reinforced design, improving the stability of the optical path and ensuring measurement accuracy.
MONOCHROMATOR
Sealed design to avoid external influences on the optical path. Extend the service life of the instrument.
LIGHT SOURCE
Long life deuterium lamp, tungsten lamp (no less than 2000 hours), socket design, easier to replace.
OPTICAL SYSTEM
1200 line/mm holographic gratings, moisture-proof coated optical mirrors, improving the measurement accuracy and service life of the product.
OUTPUT
Supports USB data output and printing, supports Bluetooth.
ACCESSORY
Provide various specialized accessories to expand the application range of the instrument.
BASE FUNCTION
Photometric, quantitative, kinetic, multi-wavelength, wls scanning (WSVT70)
SOFTWARE (OPTIONAL)
PC software design meets GMP requirements, multi-user management, audit tracking function.
Specification
Model | WSVT50 | WSVT60 | WSVT70 | WSUT50 | WSUT60 | WSUT70 |
Optical System | 1200 line/mm Grating, Single Beam | |||||
Wavelength Range | 320–1100nm | 190–1100nm | ||||
Spectral Bandwidth | 4.0nm | 2.0nm | 1.8nm | 4.0nm | 2.0nm | 1.8nm |
Wavelength Accuracy | ± 0.5nm | ± 0.5nm (D656.1处± 0.1nm) | ||||
Wavelength Repeatability | ≤ 0.2nm± 0.5nm | |||||
Photometric Accuracy | ± 0.002A (0–0.5Abs), ± 0.004A (0.5–1.0Abs), ± 0.2% T (0–100%T) | |||||
Photometric Repeatability | ± 0.001A (0–0.5Abs), ± 0.002A (0.5–1.0Abs), ± 0.1% T (0–100%T) | |||||
Stray Light | ≤ 0.04 T @ 360nm | ≤ 0.04 T @ 360nm; 220nm | ||||
Stability | ± 0.001A / h @ 500nm | |||||
Baseline Flatness | ± 0.001A | |||||
Noise | ± 0.001Abs | |||||
Display | 1024×600 7-inch touch screen | |||||
Photometric Mode | T, A, C, E | |||||
Photometric Range | 0–200%T, -4.0–4.0A, 0–9999.9C | |||||
Detector | Silicon Photodiode | |||||
Light Source | Deuterium Lamp, Tungsten Lamp | |||||
Input | Touch Screen | |||||
Interface | USB-A2, USB-B1, Bluetooth | |||||
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Email: info@welsobio.com
Tel: +86 21 51096910
Head Office: No. 439 Jinglian Road, Minhang District, Shanghai,China, 201108
Branch: 1-1009, National Industrial Design Park, No. 599 Jianzhu Road, Binhu, Wuxi , Jiangsu, China, 214062
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