US$ 85.00
Diffraction grating mounted on a 90 x 40mm card slide
and hinge-distance scales
Vertical 1
Paramecium
Five-ohm fixed resistor in an ABS module with 4mm sockets
365-Piece Organic Stereochemistry Molecular Model Set prop65 Diffraction grating mounted on aThree hundred sixty five piece organic stereochemistry model set with 32 carbons, 60 hydrogens, oxygens, nitrogens, sulfurs, plus 2D orbital and short bond components for chirality work.
US$ 85.00
US$ 60.00
US$ 10.00
US$ 88.99
US$ 60.00