"Antibiotic rubber stopper 13mm" is a specialized sealing component used in laboratory and medical settings, primarily for vials containing antibiotics or other sensitive substances. Its 13mm diameter ensures a secure fit, preventing contamination and leakage. Made from high-quality rubber, it is compatible with various sterilization methods. Key features include chemical resistance, durability, and airtight sealing. Ideal for pharmaceutical storage and research applications. Always ensure proper sterilization before use and check compatibility with specific chemicals. Handle with clean gloves to maintain sterility. Store in a cool, dry place to prolong shelf life.