hardware braces
ginsberg scientific 7 500 electrolysis hoffman
hoffman electrolysis demonstrates qualitative and quantitative measurements of current with one apparatus capable of both qualitative and quantitative measurement of electric current s effect on liquid has graduated arms 19in in length with stopcocks at the top supplied with support stand burette clamp platinum electrodes and instructions graduated to 50ml in 0 2ml subdivisions overall height is about 32in american educational products have a lead ship time of 21 days sku amed3338