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-1900i Plus UV-VIS SpectrophotometerBioSpec-nano Small Volume SpectrophotometerFTIR Plastic AnalyzerSolidSpec 3700i UV-VIS-NIR spectrophotometerUV-3600i Plus UV-VIS-NIR Spectrophotometer
Citations
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Catalog NumberUV-1900i PlusBioSpec-nanoPlastic AnalyzerSolidSpec 3700iUV-3600i Plus
Price
TypeUV/VisUV VISFourier Transform Infrared Spectrophotometer Plastic Analysis SystemUV VIS NIRUV VIS NIR
Wavelength Range190 to 1100 nm220 to 800 nm7,800 to 350 cm-1240 to 2600 nm185 to 3,300 nm
Wavelength Accuracy± 0.1 nm at D2 peak 656.1 nm, ± 0.3 nm for entire range±1 nmInquire+/- 0.2 nm (UV VIS), +/- 0.8 nm (NIR)Inquire
Scanning Speed3000 to 2 nm/min, 29000 nm/min when survey scanning3 secondsInquire3600nm/min for PMTInquire
Spectral Bandwidth1 nm3 nmInquire0.1, 0.2, 0.5, 1, 2, 3, 5, 8 nm (UV and Vis regions); 0.2, 0.5, 1, 2, 3, 5, 8, 12, 20, 32 nm (NIR region)Inquire
Optical SystemDouble beamSingle BeamSingle BeamDouble BeamHigh-performance double monochromator
Light Source50 W Halogen Lamp, Deuterium LampXenon flash lampInquire50W Halogen lamp, Deterium lamp50 W halogen lamp, deuterium lamp
Resolution1 nm+/- 1 nm0.9, 2, 4, 8, 16 cm-10.1 nmMaximum resolution: 0.1 nm
DescriptionShimadzu’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 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
The FTIR Plastic Analysis System includes proprietary UV- and thermal-damaged plastics libraries to facilitate highly accurate qualification and state of deterioration when analyzing foreign substances, contaminants, and microplastics. The system is comprised of the compact IRSpirit FTIR ... Read MoreShimadzu’s SolidSpec-3700i/3700i DUV series UV-VIS-NIR spectrophotometers have been designed to address the needs of the electronics and optics markets. Two models are available: the 3700i for standard applications and the 3700i DUV for deep UV measurement to 165 nm. Large sample compartments ensure... Read MoreIncorporating the latest technology to achieve high sensitivity, high resolution and an ultra-low stray light level, Shimadzu’s UV-3600i Plus UV-VIS-NIR spectrophotometer offers scientists an opportunity to provide high-performance analyses in a wealth of application areas, including: materials ... Read More
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