Introduction
A UV-Vis-NIR spectrophotometer is an analytical instrument used to measure the absorbance or transmittance of light by a sample over the ultraviolet (UV), visible (Vis), and near-infrared (NIR) wavelength ranges, and it is used for the quantitative and qualitative analysis of a wide range of samples in chemistry, biochemistry, materials science, and many other fields. The spectrophotometer consists of a light source that covers the UV, visible, and NIR ranges, a monochromator that selects the wavelength, a sample holder, a detector, and a control and data system, and it measures the absorbance of the sample at each wavelength and produces a spectrum; the spectrum shows the absorption bands that are characteristic of the sample, and the concentration of the analyte is determined from the absorbance at a specific wavelength, according to the Beer-Lambert law, and the spectrophotometer is used for the analysis of solutions, solids, and thin films, with various sampling accessories; the UV-Vis-NIR spectrophotometer provides a rapid and accurate analysis, with features such as a high resolution, a wide wavelength range, and automated operation, and it is available as benchtop instruments; the spectrophotometer is used for the quantitative analysis of organic and inorganic compounds, for the characterization of materials, for the analysis of pharmaceuticals, for the analysis of food and beverages, for the analysis of semiconductors, for the analysis of optical materials, and for many other applications. UV-Vis-NIR spectrophotometers are used in research and quality control laboratories in many industries. With their wide wavelength range, UV-Vis-NIR spectrophotometers are essential for spectroscopic analysis.
UV-VIS NIR Spectrophotometer LUVS-T2010
UV- Spectrophotometer designed for precise spectral analysis across a broad wavelength range of 190 to 3200 nm. It features a double-beam optical design that minimizes background interfe...
Standards
European Pharmacopoeia 2.2.25-Spectrophotometry, ultraviolet and visible
ASTM E275-08(2022)-Standard Practice for Describing and Measuring Performance of Ultraviolet, Visible, and Near-Infrared Spectrophotometers
USP General Chapter <857>-Ultraviolet-Visible Spectroscopy
Complies with the above standards, but is not limited to them.
Features
1. UV-Vis-NIR spectrophotometer for broad wavelength analysis.
2. Spectrophotometer covering ultraviolet, visible and near-infrared.
3. For materials, optics, chemistry and research laboratories.
4. Includes spectrophotometer, software, accessories and manual.
5. Measures absorbance, transmittance and reflectance over a wide range.
FAQ
Q1: What scenarios is this spectrophotometer used for?
A: It measures absorbance, transmittance and reflectance from ultraviolet through visible to near-infrared for materials, optical coatings, chemicals and research samples.
Q2: What standards does it comply with?
A: It follows Pharmacopeia spectrophotometry, ASTM E958 and E275, related ISO and GB/T standards, with wavelength and photometric accuracy verified.
Q3: What is the warranty?
A: The spectrophotometer carries a 12 to 24 month warranty covering optics and detector. Lamps are wear parts. Damage from spills or misuse is excluded.
Q4: Is it hard to operate?
A: Routine scans are simple after setup, but advanced optics require trained staff. We provide a manual, installation and training.
Q5: What is the lead time?
A: Standard models require 7-30 working days. In-stock units can ship within 3-7 working days. Custom configurations or large built-to-order systems may require additional time, and we confirm the exact schedule before order confirmation.
Q6: Is calibration required?
A: Performance should be verified periodically using calibrated reference standards, with results logged in the equipment record. Most users perform this check every 6 to 12 months or according to their internal quality schedule. We provide the procedure, reference materials and formal calibration service if required.
Q7: Are consumables universal?
A: Compatible items are single-use consumables designed for this application. They are widely available in standard sizes, and we can supply them directly or confirm the specification so you can source them locally. Ongoing cost is limited to these consumables, and there are no proprietary locked parts.
Q8: Can it be customized?
A: Yes, several configurations are available. Options include integrating spheres, reflectance accessories, detectors and autosamplers. We can discuss further custom requirements, confirm feasibility and advise any effect on the schedule before the order is confirmed.
Q9: Is installation included?
A: Standard delivery includes the instrument and manual. On-site installation and training are typically included or recommended.
Q10: What samples are compatible?
A: It handles liquids and solids with optical response in range. It is not for non-optical trace analysis, samples beyond accessory size, or wavelengths outside the configured range.
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