In Stock
Cork Stopper, Extra Soft, One Hole
Precision-Bored Center Hole: Engineered with a uniform single channel to accommodate standard laboratory sensors or glass connectors, ensuring a snug fit that prevents gas leakage or pressure loss during sensitive thermal procedures.
High-Elasticity Natural Bark: Sourced from premium-grade cork with enhanced compressibility, allowing the stopper to conform tightly to irregular glass rims for a secure, leak-proof friction seal without risking glassware fracture.
₹220.00
Quick Answer: Extra-soft cork stoppers with a precision-drilled single hole, designed to help provide an airtight seal for laboratory glassware while accommodating glass tubing or thermometers during experiments.
Price: This listing does not currently show a published price on stemaids.com — contact STEMAids directly for an indicative quotation.
Product Description
These extra-soft cork stoppers are designed to help provide an airtight seal for laboratory glassware. Featuring a precision-drilled single hole, they are suited to inserting glass tubing or thermometers during experiments. Their natural composition is intended to offer flexibility and durability, making them a practical choice for securing volatile substances in research settings.
Specifications
| Specification | Detail |
|---|---|
| Material | Natural cork, extra-soft |
| Configuration | One hole, precision-drilled |
| Intended use | Inserting glass tubing or thermometers; securing volatile substances |
| Size range | Not specified in listing — confirm with STEMAids |
Applications / Uses
- Inserting a thermometer or glass tubing through a sealed stopper
- Securing volatile substances in test tubes or flasks
- General laboratory glassware sealing needs
Care & Maintenance
- Store in a clean, dry environment away from direct sunlight
- Inspect periodically for cracking or wear around the hole opening
- 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.
What is the single hole used for?
It is designed for inserting a thermometer or glass tubing while keeping the glassware sealed.
Does this stopper guarantee an airtight seal?
It is designed to help provide an airtight seal, but actual sealing performance also depends on choosing the correct size for your specific glassware.
Why choose extra-soft over standard cork?
Extra-soft cork offers greater flexibility, which can provide a more adaptable fit across slightly varying glassware openings.
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.
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