US$ 32.17
Demonstration-scale electrolyzer sized for whole-class viewing
Wooden handle supports a 12-inch bristle cleaning brush for scrubbing general glassware
and chemistry procedures
an Erlenmeyer flask
Element-stamped 20mm solid brass cube for density investigation
Boyle's Law Glass Tubes, Open and Closed, 2-Piece Entomology & Zoology_Zoology Charts & Models Demonstration-scale electrolyzer sized for whole-classTwo 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.