US$ 99.99
supplying two voltmeter scales on one accessory so students switch between low and mid-cell voltages without rewiring
Element-stamped 20mm solid brass cube for density investigation
Brass eight-piece slotted mass set totaling 1100 grams from 10 to 500 gram pieces
fabricated from glass tubing 6 mm bore
and chemistry procedures
Boyle's Law Glass Tubes, Open and Closed, 2-Piece Entomology & Zoology_Zoology Charts & Models supplying two voltmeter scales onTwo piece Boyle's Law glass tube set with one open and one closed tube, sized for demonstrating the inverse pressure volume relationship of a gas at constant temperature.
US$ 99.99
US$ 34.99
US$ 189.99
US$ 163.01
US$ 37.95
US$ 480.12
US$ 269.39
US$ 184.23
US$ 102.92
US$ 26.91