About this item

• Versatile Laboratory Use: used for sealing reaction vessels in the laboratory such as flasks, Erlenmeyer flasks, separatory funnels, etc
• Efficient Design: straight design for easy insertion and removal; hollow interior construction, lighter weight and lower thermal expansion stress compared to solid stoppers
• Durable Borosilicate Glass: made of borosilicate glass 3.3, suitable for acidic, alkaline, or carbon-based solvent environments, reusable
• Standard Joint Size: available in 24/40, 19/22, and 14/20 standard joints, ensures a tight fit with laboratory glassware such as flasks and funnels
• Warranty: 1-year coverage period for your peace of mind, if received damaged, please let us know and we will solve it promptly