12-Pack Low Form Griffin Beakers with Spout, Ungraduated, 10mL, Borosilicate 3.3 Glass Glassware Black rubberized vinyl halter apron

Black rubberized vinyl halter apron measures 27 by 42 inches

Reproduces Ewald von Kleist's 1745 charge-storage device with concentric metal cups around a plastic dielectric

letting students measure rotational distance against linear advance to derive the mechanical advantage of the spiral

Designed for use in professional laboratories

and steel cubes machined to the same 1

12-Pack Low Form Griffin Beakers with Spout, Ungraduated, 10mL, Borosilicate 3.3 Glass Glassware Black rubberized vinyl halter apronPack of 12 low form Griffin beakers in borosilicate 3. 3 glass features 10mL capacity with spout for small volume chemistry and laboratory applications.