9-Piece Flat Weight Set Lab Equipment and Supplies_Metal Labware Brass-wire conductor and seven plotting

Brass-wire conductor and seven plotting compasses on a clear base

configured as a classic Daniell cell for galvanic-action and electrode-potential demos

sized as a self-contained module that lights up when current flows the right way for polarity-and-circuit lessons

Selected through four rotary-switch decades from 0 to 11

and membrane systems for introductory cell biology teaching

9-Piece Flat Weight Set Lab Equipment and Supplies_Metal Labware Brass-wire conductor and seven plottingNine piece flat brass weight set with dual hooks on each piece, totaling 500 grams and linkable in chains for cumulative loading during balance experiments and physics demonstrations.