Double Beam UV-Vis Spectrophotometer LUS-T2027

Introduction

Double Beam UV-Vis Spectrophotometer offers a wavelength range of 190 to 1100 nm and a spectral bandwidth of 2 nm. It is equipped with advanced a 7-inch color screen and a Windows graphic interface. The spectrophotometer with in-house massive memory can save up to 1024 MB of test data and working curves. Its large sample chamber can accommodate all kinds of 5 to 100 mm cuvettes. Our spectrophotometer is widely used for Photometric measurement, Quantitative measurement, Kinetics, Spectrum scan, Protein test, multi-wavelength test, etc.

This analytical equipment is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

It’s Double Beam UV-Vis Spectrophotometer offers powerful functions like photometric measurement, quantitative measurement, kinetics, spectrum scan, /protein test, multiwavelength, etc. Its versatility and accuracy make it an essential tool in laboratories and industries for precise sample analysis.

Specifications

Wavelength Range	190 to 1100 nm
Spectral Bandwidth	2 nm
Wavelength Setting	Automatic
Optical System	Double Beam, Grating 1200 lines/ mm
Wavelength Accuracy	± 0.1nm at 656.1 nm, ± 0.3 nm at all
Wavelength Repeatability	Up to 0.1 nm
Photometric Accuracy	±0.2% T (0 to 100% T), ±0.002 A (0 to 0.5A), ±0.004 A (0.5 to 1A)
Photometric Repeatability	Up to 0.15% T (0 to 100% T), 0.001 A (0 to 0.5 A), 0.002 A(0.5 to 1 A)
Photometric Range	0 to 200% T, -4 to 4 A, 0 to 9999 C
Stray Light	Up to 0.03% T at 220 nm, 360 nm
Stability	± 0.0005 A/h at 500 nm
Baseline Flatness	±0.001 A
Noise	0.0005 A at 500 nm
Work Mode	T, A, C, E
Scanning Speed	Hi, Med, Low (Max. 3000 nm/min)
Display	7-inch Color Screen
Light Source	Deuterium and tungsten lamp
Detector	Imported Photomultiplier tubes
Cuvette Holder	10 mm single-hole cell holder
Output	drive, host, RS232
Power Supply	AC 110 to 220V 50 to 60Hz
Dimensions	810 × 660 × 390 mm
Gross Weight	27kg

Features

storage

Socket-type lamps

Different work modes

Adjustable scanning speed

Bench-top design

FAQs

1. What are the benefits of a photomultiplier tube in this Double Beam UV-Vis Spectrophotometer?

Double Beam UV-Vis Spectrophotometer contains photomultiplier tube, are extremely sensitive light detectors capable of detecting very low levels of light, which makes them ideal for analyzing samples with low absorbance. In a double beam configuration, the enhances precision by accurately detecting minute differences in light intensity between the sample and reference beams, improving baseline stability and measurement accuracy. Their fast response time allows for real-time monitoring of kinetic reactions, while their low noise characteristics contribute to a higher signal-to-noise ratio, resulting in clearer, more reliable data.

2. How can we export data from this Double Beam UV-Visible Spectrophotometer?

Double Beam UV-Visible Spectrophotometer can be exported through multiple methods. It comes with a port that allows users to save measurement data directly to a flash drive, making it easy to transfer and analyze the data on a computer. It often includes an RS232 serial port, which enables real-time data transfer to a connected PC or printer. This spectrophotometer also has built-in memory, enabling data storage within the instrument itself, which can later be accessed and exported. These options make data management efficient and suitable for further analysis, reporting, or archival purposes.

3. What are the key advantages of deuterium and tungsten lamps used in a Double Beam UV-Visible spectrophotometer?

Double Beam UV-Visible spectrophotometer contains deuterium and tungsten lamps, offering significant advantages for comprehensive and precise spectroscopic analysis. The deuterium lamp provides stable light in the ultraviolet range (190–400 nm), while the tungsten lamp covers the visible to near-infrared range (320–1100 nm), together enabling a wide spectral coverage from 190 to 1100 nm. This broad range allows users to perform both UV and visible light measurements seamlessly.

4. What are the different scanning speeds of this Double Beam UV-Visible Spectrophotometer?

Double Beam UV-Visible Spectrophotometer features adjustable scanning speeds to optimize performance based on the type of analysis required. Users can select from high, medium or low scanning speeds with a maximum speed of 3000 nm/min. The faster scanning allows quick spectrum acquisition, and slower scanning speeds provide high resolution and more accurate data. This feature optimizes performance, enhancing both efficiency and analytical accuracy.

5. What standard accessories come with this Double Beam UV-Visible Spectrophotometer?

Double Beam UV-Visible Spectrophotometer includes four 10 mm glass cuvettes, two 10 mm quartz (UV) cuvettes, PC software, and a power cord. Glass cuvettes are suitable for measurement in the visible range (400 to 700), typically used for colorimetric and general spectrophotometric analysis. The Quartz (UV) cuvette is designed for UV measurements (below 400 nm), as quartz is transparent to UV light. Power cord for electrical connection to operate the spectrophotometer.