The lower portion of the rubber bulb forms a tightly fitted stopper. Borosilicate glass (meets USP Type I standards).
Average drop size is 46 µl.
Bottle with stopper: 35 mm dia. x 103 mm high; 30 ml capacity.
Bottle without stopper: 33 mm x 33 mm x 72 mm.
The bottles can be autoclaved with either dry heat or chemicals.
The bulb and the pipette can be autoclaved in gas only.