Introduction
A spectrophotometer is an analytical instrument used to measure the amount of light absorbed or transmitted by a sample as a function of wavelength, and it is one of the most widely used instruments in chemistry, biochemistry, biology, and many other fields, for quantitative and qualitative analysis. In operation, light from a source is passed through a monochromator, which selects a specific wavelength, and the light of that wavelength passes through the sample in a cuvette; the instrument measures the intensity of the light transmitted through the sample relative to the incident light, and calculates the absorbance, which is related to the concentration of the absorbing species by the Beer-Lambert law, and by scanning the wavelength, the instrument produces an absorption spectrum that can be used to identify substances and to determine concentrations. Spectrophotometers are available in various types, including UV-Vis spectrophotometers for the ultraviolet and visible regions, visible spectrophotometers, and infrared and near-infrared instruments, and they can be single-beam or double-beam designs, with features such as wavelength scanning, automatic measurement, and data analysis software. They are used for quantifying analytes in solutions, for determining the concentration of proteins, nucleic acids, and other biomolecules, for measuring the color of products, for monitoring reactions and kinetics, for purity analysis, for clinical diagnostics, for water and environmental analysis, for food and beverage quality control, and for pharmaceutical analysis, in research, quality control, clinical, and industrial laboratories. With their versatility and accuracy, spectrophotometers are essential analytical instruments in virtually every laboratory.
Portable Spectrophotometer LSP-T2010
Portable Spectrophotometer offers a sphere size of Φ48 mm, providing optimal light collection for reliable measurements on various materials. It has a temperature control panel that mai...
Portable Spectrophotometer LSP-T2011
Portable Spectrophotometer features a sphere size of Φ58 mm for for uniform light diffusion and improved accuracy. It provides high repeatability for reliable color measurements in diff...
Portable Spectrophotometer LSP-T2010
Portable Spectrophotometer offers a 400 to 700 nm visible spectrum range, delivering precise measurement for reliable color quality. It features environmental condition tracking for opti...
Portable Spectrophotometer LSP-T2013
Portable Spectrophotometer offers a 360 to 780nm wavelength range, delivering accurate color evaluation across the full visible spectrum. The device provides high repeatability for relia...
Table Top Spectrophotometer LTS-T2016
Table Top Spectrophotometer offers the observer angle of 2° and 10° to provide improved visual accuracy from different viewing distances. The spectrophotometer has multi-illuminant se...
Table Top Spectrophotometer LTS-T2015
Table Top Spectrophotometer features wavelength interval of 10 nm, allowing it to capture light data at close intervals for more accurate color measurements. It is integrated with an ant...
Table Top Spectrophotometer LTS-T2013
Table Top Spectrophotometer 2°and 10° viewing angles for accurate color analysis under standard observer conditions. The spectrophotometer features staining fastness testing to accurat...
Table Top Spectrophotometer LTS-T2012
Table Top Spectrophotometer B12 offers a fast 2s measurement time, for quick data processing and accurate results. It has high-sensitivity sensors that provide stable results for color m...
Table Top Spectrophotometer LTS-T2011
Table Top Spectrophotometer features Φ 154mm integrating sphere for optimal light diffusion, enabling reliable and uniform sample analysis. The spectrophotometer can store a large numbe...
Table Top Spectrophotometer LTS-T2010
Table Top Spectrophotometer offers a wavelength range of 360 to 780 nm, allowing for accurate analysis of samples across both UV and visible light. It is provided with an optical path s...
Portable Spectrophotometer LSP-T2012
Portable Spectrophotometer is a sophisticated instrument used to measure and analyse the colour of materials. Flexible, lightweight, and portable enough to transport it across various in...
Portable Spectrophotometer LSP-T2011
Portable Spectrophotometer adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector. The full sp...
Portable Spectrophotometer LSP-T2010
Portable Spectrophotometer adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector. The full sp...
Multi Angle Spectrophotometer LMASP-T2010
Multi Angle Spectrophotometer offers a spectral range of 400nm to 700nm for accurate color analysis across a wide variety of surfaces and materials. It features low instrument error, ens...
Portable Spectrophotometer LSP-T2018
Portable Spectrophotometer offers a measurement time of 1.5 s, enhancing operational efficiency by providing rapid and accurate color analysis. It features a temperature control panel th...
Portable Spectrophotometer LSP-T2017
Portable Spectrophotometer offers viewing angles of 2° and 10° for accurate color analysis under standard observer conditions. It features adjustable measurement modes to accommodate v...
Portable Spectrophotometer LSP-T2016
Portable Spectrophotometer offers a reflectance range of 0 to 200 %, measuring highly reflective or fluorescent materials that exceed the brightness of the calibration standard. The devi...
Portable Spectrophotometer LSP-T2015
Portable Spectrophotometer offers a wavelength pitch of 10 nm, providing precise color analysis by capturing spectral data at uniform intervals. It features a temperature control panel t...
Portable Spectrophotometer LSP-T2014
Portable Spectrophotometer features a sphere size of Φ40 mm, providing optimal light collection for reliable measurements on various materials. It offers color tolerance settings, contr...
Diffraction Grating Spectrophotometer LDGS-T2015
Diffraction Grating Spectrophotometer features a wavelength pitch of 10 nm, capturing spectral data at uniform intervals. It is integrated with an anti-flare design, minimizing stray lig...
Diffraction Grating Spectrophotometer LDGS-T2014
Diffraction Grating Spectrophotometer features a photometric range from 0 to 200% for better visibility and improved image quality. The system has a metamerism index calculation option t...
Diffraction Grating Spectrophotometer LDGS-T2013
Diffraction Grating Spectrophotometer offers a wavelength range of 400 to 700nm, enabling precise color analysis within the full visible spectrum. It supports enhanced spectral matching ...
Diffraction Grating Spectrophotometer LDGS-T2012
Diffraction Grating Spectrophotometer supports viewing angles of 2° and 10°, enabling accurate color assessment. It features a high-stability illuminant designed for extended use with ...
Diffraction Grating Spectrophotometer LDGS-T2011
Diffraction Grating Spectrophotometer offers a reflectance range of 0 to 200%, handling low and high reflectivity surfaces effectively. The system is integrated with a temperature contro...
Diffraction Grating Spectrophotometer LDGS-T2010
Diffraction Grating Spectrophotometer features the sphere size of Φ 48mm, enhancing light capture and accurate reflectance. It offers multiple detector options, ensuring for the selecti...
Benchtop Spectrophotometer LBS-T2013
Benchtop Spectrophotometer offers a photometric range of 0 to 200 %, providing accurate measurement of high and low light reflectance. It has an advanced sample positioning option, ensur...
Benchtop Spectrophotometer LBS-T2012
Benchtop Spectrophotometer offers a sample distance of >7.5mm, reducing the risk of contamination or damage.It features UV-Vis- coverage, allowing complete analysis using UV, visible, an...
Benchtop Spectrophotometer LBS-T2011
Benchtop Spectrophotometer offers a spectral range of 400 to 700nm, ensuring precise color detection across the visible spectrum. It features a fluorescence sample option, allowing for t...
Benchtop Spectrophotometer LBS-T2010
Benchtop Spectrophotometer A10 offers viewing angles of 2° and 10°, enabling accurate color assessment based on different standard observer conditions. It has portable battery operatio...
Multi Angle Spectrophotometer LMASP-T2014
Multi Angle Spectrophotometer offers a measurement range of 0 to 200%, accurately handling low and high reflectivity surfaces. It features an integrated microprocessor system, ensuring r...
Multi Angle Spectrophotometer LMASP-T2013
Multi Angle Spectrophotometer features a wavelength interval of 10nm, balancing spectral accuracy and measurement speed. It has concave grating optics, which accurately split and focus l...
Multi Angle Spectrophotometer LMASP-T2012
Multi Angle Spectrophotometer features viewing angle of 2° and 10° for accurate color analysis under standard observer conditions. The spectrophotometer has metamerism index detection ...
Multi Angle Spectrophotometer LMASP-T2011
Multi Angle Spectrophotometer features storage capacity of 1000 standard reference and 4000 sample measurements, enabling efficient data management. It has xenon lamp illumination, provi...
Multi Angle Spectrophotometer LMASP-T2010
Multi Angle Spectrophotometer features a spectral range of 400 to 700nm, enabling accurate color measurement across all visible wavelengths. The system is integrated with multiple calibr...
Table Top Spectrophotometer LTS-T2017
Table Top Spectrophotometer offers the data storage capacity of 2,000 standard records and upto 20,000 of sample records, ensuring easy access of large datasets. It supports barcode scan...
Table Top Spectrophotometer LTS-T2014
Table Top Spectrophotometer B14 features a reflectance range of 0 to 200%, ensuring accurate evaluation of standard and fluorescent surfaces. It supports barcode scanning for quickly ide...
Table top spectrophotometer LTS-T2013
Table top spectrophotometer with table top design is used to measure the transmittance, absorbency, concentration as well as reflectance of the material. Equipped with system for best m...
Table top spectrophotometer LTS-T2012
Table top spectrophotometer has multiple measuring calibers with largest caliber of 25.4 mm, satisfies the measurement needs of samples of different size. It is possible to measure the c...
Table top spectrophotometer LTS-T2011
Table top spectrophotometer is a high performance spectrophotometer with test caliber side ward for different aperture direction. Equipped with technology solves the problem of long-term...
Table top spectrophotometer LTS-T2010
Table top spectrophotometer is a high performance spectrophotometer with test caliber (top port) upward. The solid samples (paper sheets, cloth) can be placed directly on the measurement...
Table Top Spectrophotometer LTS-T2016
Table Top Spectrophotometer works on dual optical path spectrum analysis technology with full wavelength range for color and transmittance measurement. It adopts reflectance D/8° and tr...
Table Top Spectrophotometer LTS-T2015
Table Top Spectrophotometer is an instrument with consistent 45/ 0 geometry and visual perpetual color value which completely eliminate the specular light on the surface of the texture f...
Portable Spectrophotometer LSP-T2041
Portable Spectrophotometer is powerful performance configuration device which makes color measurement more professional. Offers integrated camera to see the measurement area for accurate...
Portable Spectrophotometer LSP-T2040
Portable Spectrophotometer is powerful performance configuration device which makes color measurement more professional. It features full spectrum agreement ensures consistency of the me...
Portable spectrophotometer LSP-T2020
Portable spectrophotometer is adopted with every test calibration technology, where the standard white boards included in the optical system for reliable, accuracy of every measurement. ...
Portable spectrophotometer LSP-T2013
Portable spectrophotometer is adopted with every test calibration technology, where the standard white boards included in the optical system for great accuracy of every measurement. Equi...
Portable spectrophotometer LSP-T2012
Portable spectrophotometer is adopted with every test calibration technology, where the standard white boards included in the optical system for great accuracy of every measurement. Equi...
Portable spectrophotometer LSP-T2011
Portable spectrophotometer is adopted with every test calibration technology, where the standard white boards included in the optical system for great accuracy of every measurement. Equi...
Portable spectrophotometer LSP-T2010
Portable spectrophotometer is adopted with every test calibration technology, where the standard white board is included in the optical system for great accuracy of every measurement. Eq...
Portable Spectrophotometer LSP-T2031
Portable Spectrophotometer is adopted with 45/0 geometry (45 ring shaped illumination, 0 degree observation angle), where the standard white board is included in the optical system for g...
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
Complies with the above standards, but is not limited to them.
Features
1. Spectrophotometer for measuring absorbance and transmittance of samples across wavelengths.
2. UV-Visible or visible range for qualitative and quantitative spectroscopic analysis.
3. Suitable for chemical, biological, pharmaceutical, environmental, food and research labs.
4. Includes light source, monochromator, sample compartment, detector and software.
5. Supports concentration measurement, spectral scanning, kinetics and method development.
FAQ
Q1: What testing scenarios is this spectrophotometer mainly applied to?
A: The spectrophotometer is used in chemical analysis, biological research, pharmaceutical quality control, environmental monitoring, food testing, clinical diagnostics and research laboratories to measure the absorbance or transmittance of samples at specific wavelengths for qualitative and quantitative analysis. It supports chemical compound concentration determination, nucleic acid and protein quantification in molecular biology, pharmaceutical content and impurity testing, environmental pollutant analysis, food additive and nutrient measurement, clinical diagnostic assays, and spectral scanning for compound identification. The spectrophotometer is one of the most widely used analytical instruments, providing fast, accurate measurement based on Beer-Lambert law. It is essential for chemical, biological, pharmaceutical, environmental, food and clinical laboratories requiring absorbance measurement for quantitative analysis, compound identification, quality control, kinetic studies and research, where spectrophotometric measurement provides sensitive, specific, reproducible analysis of compounds and samples across a wide range of applications in analytical chemistry, life sciences, pharmaceuticals, environmental monitoring, food safety and clinical diagnostics, serving as a foundational analytical tool in laboratory science.
Q2: What standards does the spectrophotometer comply with?
A: The spectrophotometer supports methods referenced in USP, EP and ChP monographs, ASTM E169 for UV-Vis quantitative analysis, ISO standards, and relevant GB/T standards. The hardware complies with IEC 61010 laboratory safety standards. Electronic records may be configured for 21 CFR Part 11 compliance. Wavelength and absorbance accuracy should be verified with certified reference materials (e.g., holmium oxide, didymium filters).
Q3: What is the warranty period for the whole machine and key components?
A: The whole spectrophotometer is covered by a 12-month warranty. The light source, monochromator, detector, controller and software are covered, while lamps, cuvettes and calibration standards are consumables excluded from warranty. Damage from improper use or unauthorized repair is excluded. Extended service contracts are available.
Q4: Is this device difficult to operate? Is professional training required?
A: Operation requires trained analysts familiar with spectrophotometric principles, sample handling and data interpretation. We provide operation manuals, training and application support. Proper wavelength selection, blank correction, sample handling, calibration and result interpretation are important for accurate spectrophotometric analysis.
Q5: What is the typical lead-time for order delivery?
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 regular calibration required? What is the recommended calibration cycle?
A: Wavelength and absorbance calibration with certified reference materials recommended every 6-12 months. Routine verification before each analytical batch for regulated work. Light source replacement per usage hours. Full system performance verification annually. Sample compartment and optics cleaned per manufacturer schedule.
Q7: Are supporting consumables universal?
A: Lamps, cuvettes and calibration standards are available from multiple qualified suppliers. Long-term consumable cost is moderate depending on usage and light source type.
Q8: Can I customize parameters or supporting accessories?
A: Customization includes wavelength range (UV-Vis, Vis), resolution, detector type, sample compartment accessories, software features and automation. Additional accessories can be ordered separately. Custom orders extend delivery lead-time.
Q9: Does the purchase include on-site installation and commissioning service?
A: Standard delivery includes the spectrophotometer and accessories with an operation manual. On-site installation, calibration and training are not included for standard orders but can be arranged for quality control laboratory setup. Remote guidance is provided.
Q10: What types of samples are compatible with this equipment?
A: The spectrophotometer analyzes liquid samples in cuvettes within the wavelength and absorbance range. Samples must be clear and homogeneous; turbid samples cause scattering errors. Highly corrosive samples require compatible cuvette material. Very high absorbance samples should be diluted to the linear range (typically 0.1-1.0 AU). Users should select appropriate wavelength for the analyte, use matched cuvettes, perform proper blank correction, calibrate with certified standards, allow lamp warm-up, verify wavelength accuracy regularly, and follow Beer-Lambert law principles for quantitative analysis. For solid or powder samples, appropriate accessories (integrating sphere, solid sample holder) may be required. The instrument should be allowed proper warm-up time before measurement for stable results.
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