US$ 18.89
51 at 32 by 32mm
5 inch base for precise angle measurement during wave-optics investigations
with a captive thumbscrew on one prong for Melde's standing-wave experiment and binding posts accepting 2-6V DC
A fully adjustable vibrator system is incorporated and spark suppression capacitors are housed in the base
Paramecium
365-Piece Organic Stereochemistry Molecular Model Set prop65 51 at 32 by 32mmThree 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$ 18.89
US$ 534.50
US$ 12.00
US$ 29.69
US$ 17.70