Spectrophotometer

Spectrophotometers are used to measure the concentration of a known substance in a solution. They do this by passing a light through the substance and measuring light intensity as a function of wavelength. Either single beam or double beam spectrophotometers can be purchased. In a single beam spectrophotometer, a reference standard is used to measure light intensity before and after the sample is loaded. For double beam spectrophotometers the beam is split with one beam passing through the standard and the other through the sample to compare intensities. While single beam spectrophotometers are typically less expensive and have higher sensitivity, double beam spectrophotometers tend to be more stable and easier to use. Spectrophotometers are important pieces of equipment in chemistry, physics, biochemistry, clinical, and materials testing labs.

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CompanyShimadzuShimadzuShimadzuShimadzuShimadzu
ItemUV-2600i Research-Grade UV-Vis SpectrophotometerBioSpec-nano Small Volume SpectrophotometerIRXross FTIR SpectrophotometerUV-1280 Monitored Single-Beam UV-Vis SpectrophotometerUV-1900i UV-VIS Spectrophotometer
Citations
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Catalog NumberUV-2600iBioSpec-nanoIRXrossUV-1280UV-1900i
Price
TypeUV/VisUV VISInfrared SpectrophotometerUV-VisUV/Vis
Wavelength Range185 to 900 nm or 220 to 1400 nm (when the ISR-2600Plus Integrating Sphere Attachment is used)220 to 800 nm7,800 to 350 cm-1190 to 1,100 nm190 to 1100 nm
Wavelength Accuracy+/-0.1 nm (656.1 nm D2), +/-0.3 nm (all range)InquireInquireInquire± 0.1 nm at D2 peak 656.1 nm, ± 0.3 nm for entire range
Scanning Speed4000 to 0.5 nm/minInquireInquireInquire3000 to 2 nm/min, 29000 nm/min when survey scanning
Spectral Bandwidth0.1, 0.2, 0.5, 1, 2 or 5 nm3 nmInquireInquire1 nm
Optical SystemDouble Beam, Single MonochromatorSingle BeamSingle BeamSingle-BeamDouble beam
Light Source50 W Halogen Lamp, Deuterium LampXenon flash lampInquireDeuterium (D2) lamp and 20 W halogen (WI) lampInquire
Resolution0.1 nm+/- 1 nm0.25, 0.5, 1, 2, 4, 8, 16 cm-1Inquire1 nm
DescriptionThe compact UV-2600i is a universal, research-grade spectrophotometer that can be used in a wide range of fields, and easily expanded to suit the measurement objective. By using the optional integrating sphere, the measurement wavelength range of the UV-2600i can be extended to the near-infrared ... 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

... Read More
Shimadzu’s IRXross™ Fourier Transform Infrared (FTIR) Spectrophotometer is a mid-level FTIR model that achieves upper-end performance, including high-level S/N ratio, resolution, measurement speed and ease of use. This robust, reliable system features built-in Analytical Intelligence, complies... Read MoreOffering 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 MoreShimadzu’s UV-1900i 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, such... Read More
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