United Scientific® STOPPER, GLASS, SOLID, #16
United Scientific® STOPPER, GLASS, SOLID, #16
Solid penny head glass stoppers have an interchangeable ground joint. For use with ground jointed glassware such as flasks and separatory funnels.
• For ASTM standard flasks
• Borosilicate 3.3 Glass
It's Our Responsibility

Small choices. Big impact.
Science moves us forward. So should sustainability. At Go Green Scientific, we offer carefully selected lab supplies designed to reduce waste and protect the planet—without compromising quality or compliance.
Science Meets Sustainability
We know scientists ask tough questions—and we welcome them. That’s why we vet every product for performance, sustainability, and integrity.
