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Item #:
6177596
United ScientificTM RSTPK4 Premium Laboratory Black Rubber Stoppers, 2 Hole | Good to Seal Bottles, Tubes and Many Other Containers - Black Lab Plug
Item #:
6177596
BDT 2752
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Tuesday, July 28
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Reusable, premium natural rubber stoppers designed for a sustainable laboratory environment.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Versatile Sealing
These stoppers are designed to effectively seal a variety of containers including bottles and tubes, ensuring no leaks or contamination occurs during experiments.
Assorted Sizes
The package includes assorted sizes from #2 to #8, catering to diverse laboratory needs and allowing flexibility in sealing various container types.
Premium Quality
Crafted from high-grade black rubber, these stoppers provide exceptional durability and chemical resistance, ensuring reliable performance in demanding laboratory environments.
Product Details
| Item Weight | 1 lbs (450 grams) |
Who Should Buy?
-
Laboratory Technicians
Ideal for sealing various laboratory bottles and tubes during experiments and storage to prevent contamination.
-
Home Brewers
Perfect for crafts like beer and wine making, providing airtight seals to ferment and store beverages.
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Teachers and Students
Useful for educational science projects requiring safe and secure closures for laboratory glassware.
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Chemical Storage
Not suitable for highly volatile chemicals that require specialized closures to ensure safety.
Product Description
United ScientificTM RSTPK4 Premium Laboratory Black Rubber Stoppers, 2 Hole | Good to Seal Bottles, Tubes and Many Other Containers - Black Lab Plug | #2 to #8 Assorted Sizes | 1LB of Stoppers.
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Customer Questions & Answers
-
Question:
Are these stoppers reusable?
Answer: Yes, all United Scientific rubber stoppers are reusable. -
Question:
What temperature range can these stoppers withstand?
Answer: They can withstand temperatures from –25 to 70°C (–13 to 158°F). -
Question:
What sizes are included in the assorted pack?
Answer: The pack includes assorted sizes from #2 to #8.
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MT
Mohd
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
SJ
Shawati
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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Youcef
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“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
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Leila
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“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
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Kwame
Verified buyer
“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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BDT 2752
Order now and get it around Tuesday, July 28
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Made from premium natural rubber for durability and elasticity.
- Smooth tapered design for easy plugging and removal.
- Perfect for sealing laboratory bottles, tubes, and containers.
- Available in assorted sizes #2 to #8 for versatile use.
- Low sulfur content and withstands a wide temperature range (–25 to 70°C).
- Promotes a sustainable and eco-friendly laboratory or classroom setup.
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