DURAN Wheaton Rubber Stopper (W224100-181)

DURAN Wheaton Rubber Stopper (W224100-181) Snap-On, Gray Chlorobutyl 13 × 20 mm, Autoclavable

The DURAN Wheaton Rubber Stopper (W224100-181) Snap-On, Gray Chlorobutyl 13 × 20 mm, Autoclavable is a snap-on type stopper manufactured from gray chlorobutyl rubber, engineered to deliver reliable, airtight sealing for laboratory vials and serum bottles. Chlorobutyl rubber offers low gas permeability, chemical inertness, and excellent aging resistance, making it suitable for long-term storage of sensitive materials.

This stopper is autoclavable and retains its elasticity and form after multiple sterilization cycles. The snap-on design ensures quick application and removal while maintaining a tight fit to prevent leakage or contamination. It is fully compatible with standard DURAN and Wheaton glassware used in analytical and pharmaceutical labs.

The DURAN Wheaton Rubber Stopper provides a durable, reusable, and chemically stable sealing solution for sterile laboratory operations.

Product Highlights

• Type: Snap-On Stopper

• Material: Gray Chlorobutyl Rubber

• Size: 13 × 20 mm

• Autoclavable: Yes (steam-sterilizable)

• Design: Snap-on fit for secure and easy closure

• Gas Permeability: Very low for long-term sample protection

• Chemical Resistance: Excellent for acids and organic solvents

• Part Number: W224100-181

Applications

• Pharmaceutical and biotech vial sealing

• Analytical and chemical laboratories

• Clinical and research facilities

• Quality-control and sterile sample storage