Our high-quality rubber stoppers (size 6.5) are designed to meet the stringent requirements of various laboratory applications. These stoppers are soft, non-greasy, and provide a secure seal, making them an essential component in any lab setting. Each stopper features two holes, making them perfect for applications requiring multiple insertions or venting options. Additionally, they are perfectly compatible with 250 mL and 500 mL Erlenmeyer flasks and 500 mL flat bottom flasks, ensuring a reliable fit for your specific needs.
Features
- Material: Soft, high-quality rubber
- Durometer: 45 (ensuring optimal flexibility and sealing capability)
- Dimensions:
- Top Diameter: 34mm
- Height: 25mm
- Bottom Diameter: 27mm
- Quantity: Approximately 20 stoppers per one-pound pack
- Design: Two holes (ideal for multiple insertions or venting options)
- Compatibility: Fits 250 mL and 500 mL Erlenmeyer flasks and 500 mL flat bottom flasks
Soft Rubber Stoppers with 2-Holes (Size 6.5) - 1 lb Pack
We want you to be completely satisfied with your purchase on Science Outside. If for any reason you are not satisfied, items can be returned within 30 days of delivery for a full refund or exchange. To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
To initiate a return, please contact our customer service team at scienceoutside2020@gmail.com to receive a return authorization. Once your return is received and inspected, we will issue a refund to your original payment method or process an exchange for the item(s) returned. Please note that shipping costs are non-refundable and return shipping fees are the responsibility of the customer, unless the return is due to an error on our part.
For items that are damaged, defective, or incorrect upon delivery, please contact us immediately for assistance. We will work with you to arrange a return, replacement, or refund as needed.
Thank you for shopping with Science Outside. If you have any further questions or need assistance, please don't hesitate to contact us.