--- product_id: 687349013 title: "100 Count Self Healing Injection Ports, 20mm Vials Rubber Stoppers, Suitable for Sealing 0.51 inch or 13mm Opening, Used for Glass Bottles and Liquid Culture Tanks" brand: "labzhang" price: "R1474" currency: ZAR in_stock: true reviews_count: 2 category: "Lab Zhang" url: https://www.desertcart.co.za/products/687349013-100-count-self-healing-injection-ports-20mm-vials-rubber-stoppers store_origin: ZA region: South Africa --- # High thermal stability, steam sterilizable 20mm diameter precision fit Self-healing butyl rubber seal 100 Count Self Healing Injection Ports, 20mm Vials Rubber Stoppers, Suitable for Sealing 0.51 inch or 13mm Opening, Used for Glass Bottles and Liquid Culture Tanks **Brand:** labzhang **Price:** R1474 **Availability:** ✅ In Stock ## Summary > 🧬 Seal smart, inject sharp — never miss a sterile beat! ## Quick Answers - **What is this?** 100 Count Self Healing Injection Ports, 20mm Vials Rubber Stoppers, Suitable for Sealing 0.51 inch or 13mm Opening, Used for Glass Bottles and Liquid Culture Tanks by labzhang - **How much does it cost?** R1474 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/687349013-100-count-self-healing-injection-ports-20mm-vials-rubber-stoppers) ## Best For - labzhang enthusiasts ## Why This Product - Trusted labzhang brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Bulk Pack of 100:** Generous quantity to keep your liquid cultures and medical samples consistently protected. - • **Precision 20mm Fit:** Engineered to perfectly seal 0.51 inch (13mm) vial openings for airtight security. - • **Steam Sterilizable:** Withstands high-pressure steam sterilization without deformation, ideal for lab-grade hygiene. - • **Versatile Application:** Perfect for liquid culture jars, BRF jars, injections, and substrate sealing—trusted by pros. - • **Self-Healing Butyl Rubber:** Innovative material that reseals after each injection, ensuring contamination-free reuse. ## Overview LabZhang’s 100-count 20mm self-healing injection ports feature durable butyl rubber that reseals after every puncture, maintaining airtight integrity. Designed for 0.51 inch (13mm) vial openings, these stoppers withstand high-pressure steam sterilization, making them ideal for liquid cultures, medical injections, and substrate jars. A must-have for professionals demanding reliable, reusable sealing solutions. ## Description ★Material: Butyl rubber ★Color: Gray ★Product size: self-healing injection port with a diameter of 20mm. ★Quantity: 100 ★Applicable size: 20mm vial rubber stopper is suitable for 7mm or 0.51 inch diameter hole opening. Fits the 13mm opening of a 20mm bottle. (100) ★Application: The stopper is an inert film on the surface of the stopper, which can better seal the bottle, so it can stabilize the substance in the bottle and last longer. Butyl rubber is suitable for self-healing spouts of mason jar lids, perfect liquid culture, BRF jars, injections, supplementary substrate jars, grain masters. Review: Excellent product. Perfect fit Review: Work perfect ## Features - Size: 20mm diameter Self Healing Injection Ports. - Quantity: 100 sample bottle rubber stoppers, self-healing injection port solid seal. - Material: Self-repairing rubber plug-can produce a good solid seal - Advantages: Excellent thermal stability (butyl rubber) ----- can be sterilized by steam under high pressure. It is reusable and will not deform. - Uses: very suitable for liquid culture, BRF jars, injections, supplementary substrate jars, grain masters ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B093P4TLXS | | ASIN | B093P4TLXS | | Batteries Required? | No | | Customer Reviews | 4.4 4.4 out of 5 stars (51) | | Customer reviews | 4.4 4.4 out of 5 stars (51) | | Date First Available | 25 September 2024 | | Date First Available | 25 September 2024 | | Item Weight | 191 g | | Item model number | Lab00044 | | Item model number | Lab00044 | | Manufacturer | LabZhang | | Manufacturer | LabZhang | | Package Dimensions | 13.31 x 10.39 x 3.4 cm; 191 g | | Package Dimensions | 13.31 x 10.39 x 3.4 cm; 191 g | | Part number | Lab00044 | | Size | 20mm | ## Images ![100 Count Self Healing Injection Ports, 20mm Vials Rubber Stoppers, Suitable for Sealing 0.51 inch or 13mm Opening, Used for Glass Bottles and Liquid Culture Tanks - Image 1](https://m.media-amazon.com/images/I/61333ml53tS.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by P***E on 15 June 2023* Excellent product. Perfect fit ### ⭐⭐⭐⭐⭐ Review *by M***E on 17 July 2022* Work perfect ## Frequently Bought Together - LabZhang 20mm jar Injection Port,100 Count Self Healing Injection Ports, Suitable for Sealing 0.51 inch or 13mm Opening, Used for Glass Bottles and Liquid Culture Tanks - Zonon 128 Pieces Synthetic Filter Paper Stickers 20 mm 0.3 ?m Synthetic Filter Disc Tape Mushroom Applied Under Wide Mouth Mason Jar for Mushroom Cultivation - Weewooday 8 Pieces PTFE Magnetic Mixer Stirrer Bar, White Color Stainless Steel Laboratory PTFE Stir Plate Bar, Mixing Plate Magnet Stick (30 mm/ 1.18 Inch) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/687349013-100-count-self-healing-injection-ports-20mm-vials-rubber-stoppers](https://www.desertcart.co.za/products/687349013-100-count-self-healing-injection-ports-20mm-vials-rubber-stoppers) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-04-24*