Description

Rubber Stopper No. 15

Rubber stoppers are a fundamental tool in any laboratory, and the No. 15 stopper is a popular choice for its versatility. Made from natural rubber, these stoppers offer a strong and flexible seal for a wide range of laboratory glassware.

Key Features:

• Material: Solid natural rubber
• Size: No. 15 Specific dimensions will vary depending on the manufacturer. Typical dimensions are approximately 3.25″ bottom diameter, 4.00″ top diameter, and 1.50″ height.
• Applications: Sealing flasks, test tubes, beakers, and other containers to prevent spills, contamination, or evaporation.
• Benefits:
  • Creates a leak-proof seal
  • Flexible for easy insertion and removal
  • Chemical-resistant for many laboratory solutions (check manufacturer’s recommendations)
  • Can withstand a range of temperatures (typically between -20°C to 70°C)