Laboratory Safety Chart, 30 x 40", with Roller Coating_Vinyl used to demonstrate thermal expansion

used to demonstrate thermal expansion against brass's well-documented coefficient

vascular supply

Chrome-plated steel wire stand at 5 x 5 x 5 inches supports flasks and beakers above alcohol burners for classroom chemistry demonstrations

Master 230-piece molecular model set covering both inorganic and organic chemistry

5-inch optical lens set with three double-convex and three double-concave lenses at 200mm

Laboratory Safety Chart, 30 x 40", with Roller Coating_Vinyl used to demonstrate thermal expansionPolyart plastic laboratory safety chart measures 30 x 40 inches with a mounted roller and color illustrations for classroom and lab wall display.