Designed for secure sealing and repeated access, this assembled screw cap comes with a hole and a red PTFE/silicone septum. It features a black polypropylene hole cap with a thread specifically for 13-425, ensuring a tight fit and preventing leakage. With a septum thickness of 1.5 mm, it is suitable for use with 4 mL vials. Each package comes with 100 units, providing ample supply for regular lab operations.
- Features a black polypropylene hole cap with thread for 13-425, ensuring secure sealing and durability.
- Equipped with a red PTFE/silicone septum with 1.5 mm thickness, enabling repeated access with minimal leakage.
- Suitable for use with 4 mL vials and comes in packages of 100 units.