Finely divided high-purity crystals. Available in 3/4 lb and 2-1/2 lb containers. Under normal conditions, a 3/4 lb container will be sufficient to maintain one electrode for a year.
MC Miller Model INT-375 30 inch
MC Miller Model INT-375 15 inch
Tinker & Rasor Reference Electrodes
Collins 8" Copper Sulfate Electrode
Anti-Freeze Solution 32 oz bottle