Duran Wheaton Screw Cap for Sample Vials 240206
The DURAN WHEATON Screw Cap 240206 is a premium laboratory closure made of black phenolic material with a white rubber liner, specifically designed for sample vials with 8-425 thread finish.
This autoclavable cap ensures a tight, heat-resistant, and chemical-resistant seal, ideal for laboratory, pharmaceutical, and analytical use.
Produced under DWK Life Sciences (WHEATON) standards, it provides durability and precision for secure sample storage.
Key Features
Autoclavable Construction – Withstands sterilization cycles up to 121 °C without deformation or leakage.
High Chemical Resistance – Phenolic material resists solvents, acids, and high-temperature exposure.
Rubber Liner (SBR) – Provides an excellent airtight seal to prevent sample evaporation or contamination.
Standard 8-425 Thread – Universal compatibility with common laboratory sample vials.
Reliable Laboratory Quality – Manufactured according to DWK Life Sciences specifications for consistent sealing performance.
Technical Specifications
| Parameter | Details |
|---|---|
| Brand | DURAN/ WHEATON – DWK Life Sciences |
| Model / Catalog No. | 240206 |
| Product Type | Screw Cap for Sample Vials |
| Cap Size | 8-425 (8 mm diameter thread) |
| Material (Cap) | Black Phenolic (Thermoset Resin) |
| Material (Liner) | White Rubber (SBR – Styrene-Butadiene Rubber) |
| Color | Black cap with white liner |
| Closure Type | Screw Type Closure |
| Autoclavable | Yes (up to 121 °C) |
| Chemical Resistance | Excellent for aqueous and organic solutions |
| Sterilization Method | Steam autoclave or dry-heat sterilization |
| Country of Origin | Germany |
| Packaging | Approx. 1,000 pcs per case (depends on supplier) |
Applications
Sample and reagent storage in chemical and biological laboratories
Use in pharmaceutical, biotechnology, and analytical environments
Ideal for heat-sterilized or contamination-sensitive processes
Sample transport and long-term storage applications
Product Advantages
Provides leak-proof and heat-resistant sealing for laboratory use.
Reusable and autoclavable, maintaining sealing performance over multiple cycles.
Universal 8-425 compatibility fits a wide range of vials.
High-quality construction ensures reliability in demanding laboratory environments.
Manufactured by DWK Life Sciences – WHEATON, trusted globally for precision labware.
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