Chemists the world over can rest easy - OpticsPlanet has the best spectrophotometers at great prices! If you need to measure the equilibrium constant of a solution, take a spectrophotometer and get incredibly accurate results in no time! And the quality of our spectrophotometers is truly top level, with the best options from the best brands, including Tufpak, Nalge Nunc and UNICO all on sale! If you have any questions about these amazing spectrophotometers, feel free to contact us and our dedicated product specialists will lend you their years of expertise. We also have some great accessories for your spectrophotometer, such as vacuum chambers, cuvettes and test tubes, so be sure to get all your spectrophotometry needs met here at OpticsPlanet! And don't forget that most orders over $29.95 receive Free Shipping!