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For researchers, scientists, and technical professionals: Your one-stop shop for the complete range of laboratory, production, and safety products and services.
Teaching and training supplies to support a variety of educational disciplines and suitable for kindergarten, elementary, middle school, high school, and college classrooms as well as remote education.
Innovating Science™ Electric Art Kit A uses a copper pen to electrolyze a solution of potassium iodide and draw on a piece of filter paper. The color of the ink changes depending on whether the copper is acting as the cathode, or the anode in the electrolytic cell.
This air-core inductor is made from 20 gauge copper wire. It has an inductance of 5 mH and low resistance. A metal core can be added to increase inductance.
Explore the properties of atomic absorption and discover how certain elements absorb several specific wavelengths of light by viewing the dark line (absorption) spectra of various colored solutions including solutions containing elements that astronomers observe: erbium and praseodymium.