In Stock
Cork Stopper, Rubber, Two Holes
Optimal Compression Profile: Features a Shore A hardness rating of 45–55, providing the necessary elasticity to maintain vacuum integrity and airtight seals under fluctuating thermal conditions.
Standardized Tapered Geometry: Precision-molded in a comprehensive range of standardized sizes to ensure seamless compatibility with narrow-neck borosilicate glassware and laboratory manifold systems.
₹200.00
Quick Answer: Dual-hole rubber cork stoppers designed for laboratory applications requiring simultaneous glass tubing insertion and gas ventilation, offering a leak-resistant seal for flasks and test tubes.
Price: This listing does not currently show a published price on stemaids.com — contact STEMAids directly for an indicative quotation.
Product Description
These dual-hole rubber cork stoppers are designed for laboratory applications requiring simultaneous glass tubing insertion and gas ventilation, such as distillation or titration setups. Made from chemical-resistant rubber, they are designed to help provide a leak-resistant seal for flasks and test tubes, supporting careful handling during distillation, titration, and volatile liquid containment procedures.
Specifications
| Specification | Detail |
|---|---|
| Material | Chemical-resistant rubber |
| Configuration | Two holes, for dual glass tubing/ventilation |
| Intended use | Distillation, titration, volatile liquid containment |
| Size range | Not specified in listing — confirm with STEMAids |
Applications / Uses
- Distillation setups requiring dual glass tubing insertion
- Titration and general chemistry procedures needing gas ventilation
- Volatile liquid containment in flasks and test tubes
Care & Maintenance
- Rinse and dry after chemical exposure
- Inspect periodically for cracking or hardening around the hole openings
- Confirm correct size for your specific glassware before use
- Replace once sealing performance degrades
Why Choose STEMAids
STEMAids, a brand of Eduscope Smart Learning Solutions Private Limited, supplies general laboratory equipment and teaching aids to schools, colleges, and training institutes across India, with export and bulk tender support available. Explore related products in our General Lab Products category, including our Magnetic Stir Bars. For bulk or institutional orders, visit our tenders page or contact us at 9311411822.
Frequently Asked Questions
What sizes are available for this stopper?
Exact size range is not specified in this listing. Confirm the specific sizes available with STEMAids before ordering.
Does this stopper guarantee an airtight seal?
It is designed to help provide a leak-resistant seal, but actual sealing performance also depends on choosing the correct size for your specific glassware.
What is this two-hole design used for?
It allows simultaneous insertion of glass tubing for two purposes at once, such as one tube for distillation and another for gas ventilation.
What chemicals is this stopper resistant to?
General chemical resistance is expected but specific compatibility is not itemized in this listing — confirm with STEMAids for your specific reagents.
What is the indicative price for this product?
This listing does not currently show a published price on stemaids.com — contact STEMAids directly for an indicative quotation.
You must be logged in to post a review.
Bestsellers
Reviews
There are no reviews yet.