US$ 134.95
two metal balls
Designed to generate and detect ultrasonic waves above the audible range
Molded lens holder on a stable base
Zinc-and-carbon electrochemistry demonstration cell with electrolyte
opening up to 3 inches for gripping flasks and cylindrical apparatus without scratching glassware
Platinum Electrodes in Rubber Stopper for Hoffman Voltameter Material_Copper two metal ballsReplacement platinum electrodes pre mounted in rubber stoppers for the CH0740A Hoffman Electrolysis Apparatus, used for acidified water electrolysis setups.
US$ 134.95
US$ 53.99
US$ 40.00