About Spectrophotometer Uv/Vis
SPECTROPHOTOMETER UV/VIS (DOUBLE BEAM)DOUBLE BEAM UV-VIS Spectrometer with more accuracy and flexible requirement. The two detectors are used to measure sample and reference respectively and simultaneously for satisfying of requirement of various fields, Such as biochemical research and industry, Pharmaceuticals analysis and productions, Environments productions, food industry Etc.
- Wavelength range 190 to 1100 nm
- Spectral bandwidth 1 nm (190 to 1,100 nm)
- Wavelength display 0.1nm increments
- Wavelength setting 0.1nm increments
- Dimension (L*W*H) 625*430*206nm
- Net Weight 26 Kg
SPECTROPHOTOMETER (ET-2800D)
- Computer Controlled Operation,
- Display Mode: 4 digit LED
Lamp:
- Hamamatsu L2D2 long life (over 3000 hours)
- Deuterium Lamp and RoYal long life (over 10000 hours)
- Halogen-Tungsten Lamp with patent technical combination
- Interface: RS232 Serial
- Measurement: 15 - 12 9 Inches
- Weight: 22lb
- Wavelength Range 200~1000nm
- Wavelength Accuracy 2nm
- Wavelength Repeatability 0.5nm
- Photometric Range 0.0~199.9%T, 0.3~2.999A, 1~9999F, 0~999C
- Spectral Slit Width 2nm
- Transmittance Accuracy 0.5%T(NBS930D)
- Stray Light < 0.3%T(220nmNal)
Advanced Wavelength ControlThis UV/Vis spectrophotometer features auto-setting and automatic calibration, allowing users to effortlessly select wavelengths within the 2001000 nm range. High accuracy and repeatability are ensured by microprocessor control, making it ideal for consistent laboratory results across a spectrum of analyses.
Durable Design and Versatile ApplicationManufactured from metal and high-grade plastic, this instrument is built for longevity and reliability. Its broad applicability spans both quantitative and qualitative laboratory analyses, including chemical, pharmaceutical, and environmental testing operations. The rectangular shape design maximizes bench space and accommodates up to four cells for simultaneous measurements.
Digital Precision and User-Friendly InterfaceFeaturing a digital LCD display and intuitive controls, the spectrophotometer offers clear readouts and simplified operation. Interfaces for USB and RS232 connectivity enable seamless integration with laboratory networks, while the sample holder supports optical and quartz cuvettes for enhanced flexibility.
FAQs of Spectrophotometer Uv/Vis:
Q: How does the spectrophotometer auto-set the wavelength during analysis?
A: The spectrophotometer utilizes a microprocessor-controlled system to automatically set and calibrate the wavelength within the 2001000 nm range. This ensures precise positioning for your selected measurements and reduces manual errors.
Q: What types of samples can be measured using the four-position cell holder?
A: The spectrophotometer accommodates optical glass and quartz cuvettes in its sample holder, allowing simultaneous analysis of multiple liquid samples, including biological, chemical, and environmental specimens.
Q: When is it recommended to use the deuterium lamp versus the tungsten halogen lamp?
A: The deuterium lamp is optimal for measurements in the ultraviolet range (200350 nm), while the tungsten halogen lamp provides reliable performance in the visible spectrum (3501000 nm), ensuring accurate results across diverse wavelength requirements.
Q: Where can this spectrophotometer be installed for best results?
A: It should be placed in laboratory environments with operating temperatures up to 40C and relative humidity not exceeding 80%. The robust design and moderate size (415 x 280 x 160 mm) make it suitable for bench-top use in research or industrial labs.
Q: What is the process for performing calibration on this instrument?
A: Calibration is performed automatically by the spectrophotometers built-in software. Users simply initiate the process via the digital interface, and the device uses reference standards to ensure accurate wavelength and photometric alignment.
Q: How does digital control improve measurement accuracy and user experience?
A: Digital control allows precise setting of operational parameters and minimizes human error, enhancing accuracy ( 0.5% T) and repeatability ( 0.2 nm). The LCD display provides clear feedback, making navigation and data interpretation straightforward.
Q: What are the benefits of using a UV/Vis spectrophotometer for laboratory analysis?
A: This spectrophotometer offers high resolution, automatic calibration, versatility in sample handling, and rapid data acquisition. These features yield reliable, reproducible results, improving efficiency and supporting comprehensive research workflows.