Premium Diffraction Grating, 300 Lines/mm Lines per mm:1200L/mm 5-mil coextruded polyethylene

5-mil coextruded polyethylene

75 by 3 inch wooden block for physics coursework

Polypropylene body with a PTFE plug stopcock and leak-proof screw cap supports phase separation of liquid samples where glass breakage risk is unacceptable

The kit includes activities to determine genotypic and phenotypic ratios to select traits and compare their values to Mendel's theoretical values

and landing pad with the separately-sold magnetic base

Premium Diffraction Grating, 300 Lines/mm Lines per mm:1200L/mm 5-mil coextruded polyethylene300 lines per millimeter produces sharp diffraction spectra from white light and laser sources for wave optics coursework and spectroscopy demonstrations.