WIDGETCO
0 ratings
Size 4 Cork Stoppers, X Grade, Labratory Corks, Tapered Corks (Qty 100)
genuine image
Size 4 Cork Stoppers, X Grade, Labratory Corks, Tapered Corks (Qty 100)
Size 4 Cork Stoppers, X Grade, Labratory Corks, Tapered Corks (Qty 100)
Item #: 118178101

Size 4 Cork Stoppers, X Grade, Labratory Corks, Tapered Corks (Qty 100)

Item #: 118178101

€ 31

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Order now and get it around Sunday, August 16
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Show More
U-Care Warranty:
None
Select a Plan
buy now pay later

Buy Now Pay Later

fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

High-Quality Material
Each cork stopper is made from premium X-grade cork, ensuring durability and excellent sealing properties, perfect for laboratory use.
Perfect Tapered Fit
Designed with a tapered shape to easily fit various bottle necks, providing versatility for lab experiments and storage solutions.
Bulk Quantity Savings
Available in packs of 100, offering significant savings for laboratories requiring large quantities, ensuring cost-effectiveness without compromising quality.

Product Details

Shop Size 4 Cork Stoppers, X Grade, Labratory Corks, Tapered Corks (Qty 100) online at a best price in France. B00QIK0G9Q
  • Top Diameter: 5/8" (.625" or 16mm)
  • Bottom Diameter: 15/32" (.469" or 12mm)
  • Length: 13/16" (.813" or 20mm)
Item Weight4.5 ounces (127.58 grams)
ManufacturerWIDGETCO
Date First AvailableNovember 29, 2022

Who Should Buy?

Suitable For
  • Home Brewers

    Ideal for sealing fermentation vessels, ensuring an airtight environment during the brewing process.

  • Laboratory Use

    Perfect for laboratory experiments that require reliable sealing of containers, preventing contamination.

  • Craft Projects

    Great for DIY enthusiasts and crafters who need quality corks for various artistic projects.

Not Suitable For
  • Large Production

    Not suitable for industrial-scale production where bulk and automated sealing are required.

Product Description

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What makes WidgetCo Size 4 Cork Stoppers ideal for laboratory use?

    Answer: WidgetCo Size 4 Cork Stoppers are designed specifically for laboratory settings, offering high-quality X Grade cork material that ensures excellent sealing properties. This minimizes contamination and maintains the integrity of your samples, which is crucial in experiments. Ideal for use in laboratories, they can secure glassware like test tubes and flasks. For example, when conducting experiments involving volatile substances, these corks can effectively contain gases and vapors, providing reliable closure.
  • Question: Are these cork stoppers safe for food use?

    Answer: While WidgetCo Size 4 Cork Stoppers are made of high-grade cork, they are primarily designed for laboratory applications and not explicitly packaged for food use. It's important to consider that cork can absorb flavors and odors, potentially affecting food quality. However, in non-food applications, these stoppers work excellently for preserving lab samples, keeping the contents safe from external contaminants. If you require corks for culinary purposes, consider searching specifically for food-safe cork options.
  • Question: How do I determine the right size cork for my laboratory needs?

    Answer: To determine the right size cork like WidgetCo Size 4, measure the diameter of the opening of your glassware. The number corresponds to the inner diameter in millimeters, so a size 4 typically fits openings around 20 mm. Consider your application—larger openings or larger glass vessels may require bigger sizes. These corks are perfect for securely sealing flasks or bottle openings. For instance, if you're using a 100ml Erlenmeyer flask, these corks will provide a snug fit to maintain the right environmental conditions for your experiments.
  • Question: Can I purchase WidgetCo Size 4 Cork Stoppers in bulk?

    Answer: Yes, WidgetCo Size 4 Cork Stoppers are available in bulk packaging of 100 units, which is ideal for laboratories or commercial use. Bulk purchasing not only reduces the cost per unit but also ensures you have a sufficient supply for ongoing experiments or production processes. Whether you are conducting repeated trials in a lab setting or working in a manufacturing line, having a bulk stock ready allows for seamless operations without frequent restocking interruptions.
  • Question: What is the tapering feature of Cork Stoppers?

    Answer: The tapering feature of WidgetCo Size 4 Cork Stoppers allows them to fit securely in a range of neck sizes. This taper design provides a tight seal, which helps prevent leaks and contamination in various glassware. Ideal for applications like fermentation in chemistry or in winemaking, the tapered corks can easily adjust to different bottle neck shapes while still ensuring a steadfast closure. This versatility makes it a preferred choice for laboratories where a variety of equipment is used.
  • Question: What is the significance of X Grade cork in these stoppers?

    Answer: X Grade cork is characterized by its superior density and low porosity, resulting in better sealing and durability compared to lower grades. WidgetCo Size 4 Cork Stoppers made from this high-grade cork are perfect for lab environments where reliability is paramount. For example, when storing sensitive chemical samples, these stoppers minimize the risk of air exposure, thereby preserving the integrity of the sample for an extended period, which is essential for accurate scientific experiments.
  • Question: How do these cork stoppers prevent contamination?

    Answer: WidgetCo Size 4 Cork Stoppers help to prevent contamination by providing an airtight seal that keeps out external pollutants. This is especially important in laboratory settings where samples must remain uncontaminated for reliable results. The natural properties of cork also inhibit the growth of bacteria or other pathogens. When used in sealed glass vessels, such as during chemical reactions or sample storage, they play a vital role in maintaining the purity of your experiment.
  • Question: Can these cork stoppers be reused?

    Answer: Yes, WidgetCo Size 4 Cork Stoppers can be reused if they remain in good condition after initial use. Unlike plastic stoppers, cork is a natural material that can withstand multiple uses, especially in non-corrosive environments. It's important to inspect them after each use for integrity; if they show signs of deterioration, it's best to replace them. Reusable cork stoppers provide an eco-friendlier solution for labs that emphasize sustainable practices while continuing to rely on quality materials.
  • Question: What applications are suitable for WidgetCo Size 4 Cork Stoppers?

    Answer: WidgetCo Size 4 Cork Stoppers are ideal for various laboratory applications, from sealing laboratory glassware to preserving samples in experimental settings. These corks serve effectively in chemistry, biology, and even in wine or spirit production processes, ensuring content stability. They secure flasks, bottles, and test tubes against air exposure or loses vapor, providing optimal conditions for reactions or long-term sample storage essential for research accuracy.
  • Question: Where can I buy WidgetCo Size 4 Cork Stoppers in France?

    Answer: You can purchase WidgetCo Size 4 Cork Stoppers, X Grade, Laboratory Corks, Tapered Corks Qty 100 from Ubuy in France. Ubuy offers a reliable platform with a seamless purchasing experience, ensuring that you can find these specialized cork stoppers conveniently. With their easy navigation and extensive product listings, Ubuy lets you quickly locate the exact size you need for your laboratory applications, making it a one-stop shop for all your laboratory supplies.

WIDGETCO Corks Editorial Review

No editorial reviews found

Customer Reviews & Ratings

1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.2/5 9250 + reviews
Read reviews
MA
Mohammad
Verified buyer

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer

“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

22-Jul-26 · via Trustpilot
K
kund
Verified buyer

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer

“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer

“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

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.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

€ 31

Order now and get it around Sunday, August 16

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.