Dual Beam UV-VIS 2002 XE Spectrophotometer

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Dual Beam UV-VIS 2002 XE Spectrophotometer Specification

Model No
UV-VIS 2002 XE

Measurement Range
190 1100 nm

Voltage
220 V

Feature
Wide wavelength range, high resolution, advanced software integration, printer interface

Temperature Range
Room Temperature to 50C (with optional cell holder)

Core Components
Xenon flash lamp, holographic grating, silicon photodiode detectors

Power Source
AC Mains

Automation Grade
Semi-automatic

Accuracy
0.3% T

Capacity
2 ml 5 ml cuvette volume

Frequency
50 Hz

Equipment Materials
Aluminum housing, powder-coated; quartz optics; ABS body

Type
Dual Beam UV-VIS Spectrophotometer

Usage
Analytical laboratory spectroscopy; quantitative and qualitative analysis

Display Type
LCD graphical display

Dimension (L*W*H)
600 x 450 x 210 mm

Weight
Approximately 25 kg

Wavelength Accuracy
0.3 nm

Data Output
USB, RS232, parallel printer ports

Lamp Type
Xenon flash lamp

Bandwidth
2 nm

Detector Type
Silicon photodiode

Photometric Repeatability
0.001 Abs (at 1 Abs)

Sample Compartment
Holds up to 4 standard cuvettes

Stray Light
0.05% T (220 nm, NaI; 340 nm, NaNO2)

Baseline Flatness
0.001 Abs

Photometric Range
-0.3 to 3.5 Abs

Operation Mode
Single Wavelength, Multi Wavelength, Kinetics, Spectrum Scanning, Quantitative

Wavelength Repeatability
0.1 nm

About Dual Beam UV-VIS 2002 XE Spectrophotometer

Standard Features of Dual Beam UV-VIS 2002XE Spectrophotometer (XENON LAMP):

Photometry Measurement Measure absorbance and transmission at any defined wavelength.
Multi-Wavelength Measurement Measure absorbance and transmission at multiple wavelengths and analyze the results by built-in methods.
Time Scanning Determine absorbance at any time interval and defined wavelength.
Kinetics Determine absorbance at any time interval and defined wavelength. It can be used to monitor real-time enzyme reactions and calculate enzyme activity according to the results. The reaction rates of samples can be calculated by setting the interval time.
Quantitation By measuring reference samples and establishing a standard curve, determine unknown samples. Supports built-in and customized formulations to establish standard curves.
DNA/Protein Determination According to the sample type, choose the suitable method to determine DNA, RNA, and Protein concentration.
Wavelength Scanning Determine full wavelength absorbance and transmission at defined wavelength intervals, generate and analyze the graph by built-in methods.
Customized Methods Users can adjust the calculation methods according to their own requirements and use them in corresponding determining modules

Precise and Reliable Spectral Measurements

Benefit from high wavelength accuracy (0.3 nm) and repeatability (0.1 nm) for dependable results across the UV and visible spectrum. The dual beam design and xenon flash lamp provide excellent baseline flatness and stability, ensuring that even low-concentration samples can be measured with confidence. Quantitative and qualitative analyses are simplified with comprehensive operation modes and advanced software integration.

Versatile Applications and Efficient Operation

The UV-VIS 2002 XE is engineered for analytical laboratories engaged in substance identification, concentration measurement, or kinetic studies. Its capacity for multiple cuvettes and semi-automatic operation streamlines workflow, while a wide temperature range (room temperature to 50C with an optional holder) expands its versatility. Real-time data transfer and output options hasten reporting and record-keeping.

FAQ's of Dual Beam UV-VIS 2002 XE Spectrophotometer:

Q: How does the Dual Beam UV-VIS 2002 XE Spectrophotometer achieve high measurement accuracy?

A: This instrument employs a dual beam setup combined with a high-stability xenon flash lamp and holographic grating. These core components, alongside silicon photodiode detectors, ensure wavelength accuracy of 0.3 nm and tight photometric repeatability, leading to reliable absorption readings.

Q: What types of analyses can be performed with this spectrophotometer?

A: The UV-VIS 2002 XE supports diverse applications including quantitative and qualitative analysis, spectrum scanning, multi- and single-wavelength measurements, and kinetics studies, making it suitable for various analytical laboratory tasks.

Q: When should I use the spectrum scanning mode?

A: Spectrum scanning mode is best used when you need to obtain the absorbance or transmittance values across a continuous range of wavelengths, such as when identifying substances or characterizing sample spectra.

Q: Where is the data from measurements stored or exported?

A: Measurement data can be easily exported through USB, RS232, or the parallel printer ports provided. The instrument also features software integration for direct data transfer to laboratory information systems or external storage.

Q: What is the process for running a typical sample analysis?

A: To analyze a sample, first select your desired operation mode on the graphical LCD display. Insert up to four standard cuvettes in the compartment (2 ml - 5 ml), set the appropriate parameters, and begin measurement. Data is automatically processed and can be exported or printed.

Q: How is this spectrophotometer beneficial for modern analytical laboratories?

A: Its high accuracy, user-friendly interface, advanced connectivity, and ability to handle multiple samples simultaneously streamline lab work, improve reproducibility, and reduce manual errors, enabling higher throughput and consistent results.

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