Stoppers

Laboratory Stoppers - Precision Sealing Solutions for Professional Labs

Our comprehensive collection of laboratory stoppers provides essential sealing solutions for professional laboratories, research facilities, and educational institutions. These high-quality glassware accessories ensure secure containment and contamination prevention across diverse laboratory applications, from analytical chemistry to pharmaceutical research.

Key Features

• Premium Materials - Available in glass, rubber, cork, and synthetic materials for optimal compatibility
• Precision Sizing - Standard taper joints and multiple size options for perfect fit
• Chemical Resistance - Superior resistance to acids, bases, and organic solvents
• Temperature Stability - Suitable for both ambient and elevated temperature applications
• Leak-Proof Design - Engineered for reliable sealing and minimal sample loss

Applications

Laboratory stoppers are essential for sample storage, reagent bottles, distillation apparatus, and volumetric glassware. They provide critical protection in analytical procedures, organic synthesis, quality control testing, and research applications where sample integrity is paramount.

Technical Specifications

Our stopper collection includes standard taper sizes from 10/19 to 45/50, solid and hollow configurations, and specialized variants for specific applications. Glass stoppers offer excellent chemical inertness, while rubber stoppers provide flexibility and enhanced sealing for vacuum applications.