Natural Gas Bunsen Burner, No-Tip Safety with expanded base prevents tipping, even with hoses connected and easy carry handle for safe handling, allows both air to fuel ratio adjustments, available in both Natural Gas and Liquid Petroleum variants, 6.5inch tall.
Test Tube Rack with 15ml Plastic Tubes, Rack Set contains twelve 15ml screw top graduated plastic tubes and a brightly colored two tiered test tube stand
Flask Volumetric with Glass Stopper Class - B, 1000 ml, Borosilicate glass graduation mark, fitted with solid glass stopper, in compliance with ASTM-E288 standard.
Diffraction Apparatus, Used to map light intensity versus position for many-slit geometries, Slits are made by depositing metal film on glass, creating extraordinarily clean slits with fully opaque blocking areas.