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
ItemBioSpec-nano Small Volume SpectrophotometerUV-1900i Plus UV-VIS SpectrophotometerUV-2700i Plus UV-Vis Spectrophotometer
Citations
Catalog NumberBioSpec-nanoUV-1900i PlusUV-2700i Plus
Price
Wavelength Range220 to 800 nm190 to 1100 nm185 to 900 nm
Resolution+/- 1 nm1 nm0.1 nm
Optical SystemSingle BeamDouble beamDouble Beam, Double Monochromator
Wavelength Accuracy±1 nm± 0.1 nm at D2 peak 656.1 nm, ± 0.3 nm for entire range+/-0.1 nm (656.1 nm D2), +/-0.3 nm (all range)
Description

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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Shimadzu’s UV-1900i Plus double-beam spectrophotometer offers an exceptional balance of performance and value. The combination of high resolution, low stray light, and an ultrafast scan function with an easy-to-use interface makes this system ideal for R&D and QC laboratories in a variety of fields,... Read MoreThe 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
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