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Silicone Rubber Stopper, (10-Pack, Size 5#) Tapered White Silicone Stoppers for Laboratory Sealing

5.0 (2) Write Review
Free shipping on orders over $29.99

$12.99

$ 5 .99 $5.99

In Stock
  • Available in a 10-Pack with a size of 5#, BorinGlass premium silicone stoppers ensure an outstanding seal for various laboratory containers
  • These stoppers possess remarkable resilience and long-lasting pliability, making them resistant to both chemical reagents and high temperatures, capable of withstanding up to 250 degrees Celsius
  • With excellent sealing performance, these stoppers effectively prevent leakage of solutions; Please note that they are not suitable for food-grade applications
  • Durable and reusable, these silicone stoppers offer a reliable solution for laboratory needs; Before making a purchase, carefully review the dimension description image, as there might be a 1mm measurement error
  • 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


Limited Warranty: 1-month hassle-free and 1-year limited warranty.
Friendly reminder: glassware products may be fragile during transit. If received defective or damaged item, please contact our support team for help. No matter a replacement or a full refund for the damaged item, we are willing to take care of it for you in a timely manner


Development Engineer
Reviewed in the United States on January 18, 2025
Haven't used them yet, but they're definitely silicone, nice and compressible, and very smooth.
Rody Pop
Reviewed in the United States on October 8, 2024
The best one and good information about it.