hardware braces
ginsberg scientific 7 499 electrolysis apparatus brownlee without jar
lets your students actually observe increases and decreases in a liquid s conductivity consists of a molded socket on a pvc cover provided with binding posts for connection of two wire cords two electrodes are internally connected to the lamp circuit the cover is designed to fit a clear glass tumbler fits jar 5in d x 9in h jar not included american educational products have a lead ship time of 21 days sku amed3212