1. Plasticware Lab Supplies For Sale
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  3. UXCELL 641832113829

UXCELL Vials Rubber Legs Butyl Stopper 641832113829 200PCS 13MM/0.5

Uxcell 641832113829 200pcs 13mm/0.5 Inch Vials Rubber Stoppers Three Legs Butyl Stopper Grey

( Brand: Uxcell ), ( Part Type: Leg Vial Stopper ), ( Net Weight: 0.465 ), ( California Prop 65 Warning: Cancer And Reproductive Harm Www.p65warnings.ca.gov ), ( UPC: 641832113829 )

Review UXCELL 200pcs 13mm/0.5 Inch Vials Rubber Stoppers Three Legs Butyl Stopper Grey

The **UXCell 641832113829 200-Piece Set of 13mm (0.5-inch) Butyl Rubber Stoppers with Legs** is a high-quality, precision-engineered solution designed to meet the stringent demands of laboratory and pharmaceutical applications. These stoppers are crafted from **butyl rubber (IIR)**, a durable, synthetic elastomer renowned for its exceptional resistance to moisture, chemicals, and microbial contamination, ensuring long-term integrity and reliability for stored samples. Each stopper features a **13mm (0.5-inch) diameter**, a standard size that seamlessly fits into most glass or plastic vials, flasks, and bottles commonly used in research, clinical diagnostics, and industrial processes. The **integrated legs** a distinctive design element provide critical stability when the stopper is inserted, preventing accidental dislodgment and reducing the risk of leaks or spills, which is particularly advantageous in automated or high-throughput workflows.

Constructed with **tight tolerances and smooth, consistent dimensions**, these stoppers offer an airtight seal that minimizes evaporation and contamination, safeguarding the purity and stability of liquids, gases, or volatile substances within sealed containers. The butyl rubber composition also exhibits **low permeability to oxygen and nitrogen**, making these stoppers ideal for preserving sensitive samples, such as biological reagents, pharmaceutical formulations, or chemical standards, over extended periods. Additionally, the material s **resistance to extreme temperatures** ranging from cryogenic levels to elevated heat ensures compatibility with a wide array of storage conditions, from freezers to incubators.

Beyond functionality, the **bulk packaging of 200 units** offers cost-effective scalability for laboratories, research institutions, or manufacturing facilities requiring large quantities of stoppers for routine use. The set is designed for ease of handling, with stoppers that are **uniform in shape and texture**, reducing the likelihood of jamming or misalignment during application. Whether used in **sterile filtration, sample preservation, or pharmaceutical packaging**, these stoppers deliver a balance of performance, durability, and precision, making them a trusted choice for professionals who demand consistency and reliability in their laboratory operations. Their versatility extends to applications in **biotechnology, microbiology, and chemical synthesis**, where maintaining sample integrity is paramount.

### **Pros and Cons of Buying UXCell 641832113829 (200pcs 13mm/0.5" Butyl Rubber Stoppers)**

#### **Pros:**

1. **High Quality and Durability** Butyl rubber stoppers are known for their excellent sealing properties, preventing contamination and moisture loss in vials, making them ideal for laboratory use, pharmaceutical storage, or chemical storage.

2. **Compatibility with Various Applications** Suitable for a wide range of substances, including liquids, gases, and sensitive samples, due to their inert and non-reactive nature.

3. **Standardized Size (13mm/0.5")** A common size in laboratory and medical settings, ensuring easy compatibility with most vial caps and storage systems.

4. **Cost-Effective for Bulk Purchase** Buying in bulk (200pcs) reduces per-unit cost compared to smaller quantities, making it a practical choice for frequent use.

5. **Easy to Use** Simple to insert and remove, reducing handling time in laboratory workflows.

6. **Long Shelf Life** Butyl rubber stoppers have a long shelf life when stored properly, minimizing waste from spoilage.

7. **Chemical Resistance** Resistant to many acids, bases, and organic solvents, making them versatile for different chemical environments.

8. **Brand Reputation** UXCell is a trusted supplier in the laboratory and medical equipment industry, ensuring reliability in product quality.

#### **Cons:**

1. **Potential for Contamination Over Time** While butyl rubber is generally inert, prolonged exposure to certain chemicals or extreme temperatures may degrade the material, risking contamination.

2. **Not Ideal for High-Temperature Sterilization** Unlike some other stopper materials, butyl rubber may not withstand repeated autoclaving or high-temperature sterilization without degradation.

3. **Limited Reusability** Once exposed to contaminants or degraded, butyl stoppers should be discarded, increasing long-term costs if not used properly.

4. **Sizing Precision Required** If the vial openings are not perfectly 13mm, the stoppers may not fit securely, leading to leaks or improper sealing.

5. **Environmental Concerns** Rubber stoppers are not biodegradable, contributing to waste if not disposed of responsibly.

6. **Price Sensitivity for Small-Scale Users** For occasional or small-scale users, purchasing in bulk (200pcs) may not be cost-effective, as the stoppers could go unused or expire before being fully utilized.

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### **Conclusion**

The **UXCell 641832113829 13mm butyl rubber stoppers** are a **high-quality, versatile, and cost-effective solution** for laboratories, pharmaceutical storage, or chemical applications requiring reliable sealing. Their durability, chemical resistance, and compatibility with standard vial sizes make them a strong choice for users with frequent or large-scale needs. However, they may not be ideal for high-temperature sterilization, long-term storage of volatile substances, or users with minimal demand, where alternative materials (e.g., silicone or glass stoppers) might be more suitable.

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### **Recommendation**

**Buy these stoppers if:**

- You require a **bulk, cost-effective sealing solution** for laboratory, pharmaceutical, or chemical storage.

- Your applications involve **moderate temperatures and non-aggressive chemicals**.

- You frequently use **13mm vials** and need reliable, inert stoppers.

**Avoid or consider alternatives if:**

- You need **high-temperature sterilization compatibility** (e.g., repeated autoclaving).

- Your storage conditions involve **extreme chemicals or solvents** that may degrade butyl rubber.

- You have **low usage** and prefer smaller quantities to reduce waste.

- You prioritize **environmentally friendly or reusable options** (e.g., glass stoppers).

For most **standard laboratory or storage applications**, these stoppers are an excellent investment due to their balance of performance and affordability. Always verify compatibility with your specific substances and storage conditions before purchase.

Details:

Rubber Bottle Caps - These self-healing stoppers are worth it if you want to seal things, rubber drain feature an inert coating on the surface that helps better bottle, allowing contents be stabilized. It is washable and reusable. Suitable for oral liquid bottles, original solution essential oil freeze-dried etc.Material - Made of butyl rubber it has good resistance and acid alkali can maintain stable performance in high temperatures. You can put your trust in us.

It forms a good seal and is suitable for long-term storage of liquids or solids. Inside diameter: 13mm /0.5 inch. How to Use - These rubber caps can be punched with injection holes so that culture media injected an needle without removing the stopper. height : 14mm /0.5 inches.

For shipping and handling charges for specific item, please refer to the item listing page more details. It is more clean and easier to use. Suitable for: 13mm /0.5 inch Glass Vial. Outer diameter: 18mm /2.8 inches.

Specification:Material: Butyl Rubber.

specifications plasticwarelabsuppy:

  • brand: Uxcell
  • part type: Leg Vial Stopper
  • net weight: 0.465
  • california prop 65 warning: Cancer And Reproductive Harm Www.p65warnings.ca.gov
  • upc: 641832113829

returns plasticwarelabsuppy:

  • time: 30 Days
  • paid by: Buyer
  • policy: Returns Accepted
  • method: Money back

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shipping plasticwarelabsuppy:

  • transit: 2-6 Days
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  • class: Standard
  • type: Fixed
  • cost: $0.00

offer plasticwarelabsuppy:

  • sold: 0
  • best offers: True
  • availability: In Stock
  • quantity: 2
  • started: June 11, 2026
  • options: Ship-to-home

seller plasticwarelabsuppy:

  • rating: 99.5%
  • city: Rancho Cucamonga,California
  • # reviews: 69367

general plasticwarelabsuppy:

  • Medical, Lab Dental Supplies > Glassware Plasticware > Other Medical Lab Glassware
  • condition: New
part type: leg vial stopper, net weight: 0.465, california prop 65 warning: cancer and reproductive harm www.p65warnings.ca.gov,
category: business & industrial > medical, lab dental supplies > glassware plasticware > medical lab glassware, sku: 14064207544983782,
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