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🧬 Seal Smart, Inject Confidently — The Future of Lab Precision!
LabZhang’s 100-count 20mm self-healing injection ports feature durable butyl rubber that provides a reliable, airtight seal for 13mm vial openings. Designed for repeated steam sterilization without deformation, these stoppers are perfect for maintaining sterile conditions in liquid cultures, BRF jars, and other lab applications, ensuring contamination-free injections and long-lasting sample integrity.



| ASIN | B093P4TLXS |
| Best Sellers Rank | #302,775 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #314 in Lab Rubber Stoppers |
| Date First Available | April 28, 2021 |
| Item Weight | 6.7 ounces |
| Item model number | Lab00044 |
| Manufacturer | LabZhang |
| Package Dimensions | 5.24 x 4.09 x 1.34 inches |
P**E
Perfect fit
M**E
Exactly what it says
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