Plasticoid VWR Black Rubber Stoppers

Introducing the Plasticoid VWR Black Rubber Stoppers, designed for reliable sealing in laboratory settings. This pack features high-quality, one-hole stoppers that are perfect for various glassware applications.

Key Features:

• Material: Durable black rubber ensures a tight seal and longevity.
• Design: One-hole configuration allows for easy insertion of tubing or other apparatus.
• Versatile Use: Ideal for flasks, test tubes, and other laboratory containers.

These stoppers are essential for maintaining sample integrity and preventing contamination in your experiments. Perfect for both professional and educational use!