US$ 18.99
used both in galvanic-cell construction and as the photoemitter in classic photoelectric-effect demonstrations
sized for fine-print reading and convex-lens image-formation work in introductory optics
pink-dotted at one end of each magnet to flag the matching pole and supplied with steel keepers between lessons
four 16-mm inner holes
Forensic Drug Testing Simulated Immunoassay Kit for 15 Groups Build to Order used both in galvanic-cell constructionSimulated immunoassay drug testing kit teaches forensic toxicology through antibody reactions, chemical analysis, and medical laboratory procedures.
US$ 18.99
US$ 11.99
US$ 28.00
US$ 11.99
US$ 14.99