US$ 180.00
and a 10x eyepiece for fine-resolution measurement in classroom and research laboratories
and specific gravity work
anchoring side-by-side magnet-strength comparisons for the classroom
and diatom preparations for microbiology and protist-identification work
92-Atom Molecular Model Set Subject_Physics and a 10x eyepiece forNinety two atom molecular model set with hydrogens, carbons, nitrogens, oxygens, halogens, and gray metals at 30 50mm diameter, plus medium, long, flexible, turning, and short bonds.
US$ 180.00
US$ 150.00
US$ 100.00
US$ 120.00
US$ 100.00