Penny-Head Stopper, Glass, Hollow, Synthware, Various Joint Sizes Available, heavy wall design.
The SYNTHWARE Hollow Glass Penny-Head Stoppers are designed to provide a secure seal for laboratory glassware. Their hollow design reduces weight while maintaining durability and chemical resistance. These stoppers ensure a tight fit, preventing contamination and evaporation of contents. They are ideal for use in various experimental and storage applications.
- Hollow design for reduced weight
- Provides a secure seal for glassware
- Prevents contamination and evaporation