About this item

• Universal Compatibility: designed to fit 24/40 and 24/29 outer joint laboratory glassware, these stoppers ensure a secure seal for volumetric flasks and separatory funnels
• Premium Construction: crafted from premium plastic, these stoppers boast excellent resistance to both acids and alkalis, enhancing longevity and durability in various laboratory conditions
• 3-Pack Set: this set includes 3 stoppers, each with an inner diameter of 24 mm, providing an essential supply for busy laboratories and educational settings
• Convenient and User-Friendly: with their lightweight and flexible design, StonyLab plastic stoppers are not only easy to handle and apply but also simple to transport and store