NIOSH-Approved N95/N99 Masks for about $1 Get them now!
Say goodbye to old-school cork rings forever with this tough polypropylene round bottom flask stand. The clever ribbed design allows one stand to be used with multiple size flasks up to 10 liters. These units are stackable for easy storage, chemically resistant, and autoclavable to ensure sterility when needed. The overall diameter is 6-3/4" (17.1 cm) and the height is 2" (5.1 cm). SOLD INDIVIDUALLY.
End the nightmare of rotting, contaminated cork rings rolling around your benchtop and the travails of searching for the right diameter while holding your flask of precious intermediate in the other hand. We have seen the future of flask stands and it is plastic!