DURAN WHEATON Screw Cap 240209
The DURAN WHEATON Screw Cap 240209 is a precision-made black phenolic cap with a white rubber liner, designed for 15-425 threaded sample vials.
It provides a secure, leak-proof, and heat-resistant seal, making it ideal for laboratory, pharmaceutical, and research applications that require repeated sterilization.
Manufactured by DWK Life Sciences (Germany), this autoclavable screw cap ensures long-lasting performance and compatibility with standard laboratory vial systems.
Key Features
Autoclavable Design – Withstands repeated sterilization up to 121 °C without warping or loss of sealing performance.
Durable Phenolic Material – Made of high-strength thermoset resin with excellent chemical and thermal resistance.
Rubber Liner (SBR) – White styrene-butadiene rubber liner ensures tight, contamination-free sealing.
Standard 15-425 Thread – Universally compatible with standard 15-425 sample vials.
Trusted Brand – Produced by DWK Life Sciences (WHEATON®), a global leader in precision laboratory closures and glassware.
Technical Specifications
| Parameter | Details |
|---|---|
| Brand | DURAN / WHEATON – DWK Life Sciences |
| Model / Catalog No. | 240209 |
| Product Type | Screw Cap for Sample Vials |
| Cap Size (Thread Finish) | 15-425 |
| Material (Cap) | Black Phenolic (Thermoset Resin) |
| Material (Liner) | White Rubber (Styrene-Butadiene Rubber, SBR) |
| Color | Black Cap with White Liner |
| Closure Type | Screw-Type |
| Autoclavable | Yes, up to 121 °C |
| Chemical Resistance | Excellent against aqueous and mild organic solvents |
| Sterilization Method | Steam Autoclave or Dry-Heat Sterilization |
| Country of Origin | Germany |
| Packaging | Typically 1,000 pcs per case (varies by supplier) |
Applications
Secure sealing for laboratory sample vials in chemical and biological testing
Ideal for reagent storage and analytical sample handling
Suitable for autoclaved environments requiring heat-resistant closures
Widely used in research, pharmaceutical, and industrial laboratories
Product Advantages
Provides airtight and leak-proof sealing for secure sample preservation
Autoclavable and reusable, maintaining consistent sealing performance
Resistant to heat, moisture, and solvents
Compatible with most 15-425 vial types for universal lab use
Backed by DWK Life Sciences quality assurance, ensuring reliability and durability
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