US$ 45.00
5 inch Alnico bar pair with steel keepers
garage and home use
the slow-conducting comparator that highlights how much faster copper and aluminum transfer heat through identical geometry
and distillation on a retort stand
Hoffman Voltameter with Glass Stopcocks, Borosilicate Glass Biology_Human Anatomy 5 inch Alnico bar pairBorosilicate glass Hoffman electrolysis apparatus with two 50mL graduated outer tubes, a 200mL central bulb, glass stopcocks, and both platinum and carbon electrode sets.
US$ 45.00
US$ 22.95
US$ 459.50
US$ 13.00
US$ 5265.00