UV Spectrophotometer

When light strikes matter, one of three outcomes will occur: It will be absorbed, reflected or transmitted. Ultraviolet or UV spectrophotometry is a type of absorption spectroscopy which is used to measure the absorbance of light across the ultraviolet ranges of the electromagnetic spectrum. UV spectrophotometers are relied upon in numerous disciplines including analytical chemistry, forensics, DNA and RNA-related work, pharmaceuticals, biology, environmental sciences and more.
Before choosing a spectrophotometer, however, purchasers should consider three aspects: range of the detection wavelength, working absorbance range, and measurement time. Other considerations include lab requirements and total costs.
CompanyShimadzuShimadzuShimadzu
ItemUV-2700i Plus UV-Vis SpectrophotometerBioSpec-nano Small Volume SpectrophotometerUV-1280 Monitored Single-Beam UV-Vis Spectrophotometer
Citations
Catalog NumberUV-2700i PlusBioSpec-nanoUV-1280
Price
Wavelength Range185 to 900 nm220 to 800 nm190 to 1,100 nm
Resolution0.1 nm+/- 1 nm±1 nm
Optical SystemDouble Beam, Double MonochromatorSingle BeamSingle Beam
Wavelength Accuracy+/-0.1 nm (656.1 nm D2), +/-0.3 nm (all range)±1 nm±1 nm
DescriptionThe compact UV-2700i Plus is a double monochromator system offering ultra-low stray light (0.00002 %). This model can measure high absorbance levels up to 8 Abs, allowing it to measure low transmittance levels in highly concentrated samples, films, or other samples with low transmittance ... Read More

The Shimadzu BioSpec-nano is a low-maintenance micro-volume spectrophotometer designed for the modern life science laboratory. It offers superior detection limits, up to 10 times better compared to the competition, making it the perfect instrument for quantitation of DNA, RNA, protein analysis, and

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Offering wavelength scanning from 190 to 1,100 nm, the compact, high-quality UV-1280 is ideal for applications in a variety of industries, including environmental, food quality, and life science. The user-friendly UV-1280 enables intuitive operation, while the enhanced validation, maintenance and ... Read More
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