ASTM Class B Borosilicate Glass Volumetric Flask with Glass Stopper, Blue Graduations Included_Chain Reproduces Ewald von Kleist's 1745

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

Six-material drilled ball set with 25mm balls of wood

Laboratory first aid kit stocked for common bench incidents including burns

Life-size right hand cast exposes bone

providing clear visibility of tube contents across stacked rows during experiments and storage

ASTM Class B Borosilicate Glass Volumetric Flask with Glass Stopper, Blue Graduations Included_Chain Reproduces Ewald von Kleist's 1745Ground glass stopper pairs with an ASTM compliant Class B body for routine stock solution preparation in teaching labs and analytical exercises.