Perfect Match and Sealing: The 14 mm (14#) stopper is ideal for laboratory glassware with a compatible joint size of 14/20; the threaded design offers convenience in usage and prevents accidental disconnection
High-Quality Material: Made from premium silicone material, ensuring durability and resistance to various chemicals commonly used in laboratory settings
Secure Fit: Designed to provide a secure and tight fit, preventing any leakage or evaporation of substances within the lab equipment
Easy Handling: Smooth and flexible surface allows for easy insertion and removal, ensuring convenient handling during experiments and lab work
Guaranteed after-sales service: if received defective or damaged item, please contact us. We will definitely help you solve the problem until you are satisfied