Standard High-Quality Spectrometer Subcategory_Lab Burner Accessories Sliding-rail aluminum bench with 1

Sliding-rail aluminum bench with 1

Double-parallel plastic pulley with two 50mm wheels in a steel frame and end hooks

Hand-cranked to convert mechanical work into electrostatic energy

showing the hexagonal bonding within each layer and the weak bonding between layers

suspending thermometers above hot plates or fixing specimens in orientation

Standard High-Quality Spectrometer Subcategory_Lab Burner Accessories Sliding-rail aluminum bench with 1Mounted on a precision base, the standard spectrometer integrates collimator, telescope, and prism table for measuring wavelengths and the refractive indices of solids and liquids.