Eisco Size R Solid Rubber Stopper
The Eisco Size R Solid Rubber Stopper delivers the largest closure in this range, designed for very wide-mouth laboratory glassware.
Made from natural rubber, this stopper resists heat and chemical exposure while maintaining elasticity for repeated use. Its broad conical taper provides stable sealing in oversized vessels, and the smooth finish supports reliable, leak-free performance in research, industrial and educational settings.
Practical Applications
– Closure for very wide Erlenmeyer flasks and industrial bottles
– Sealing bulk storage containers in laboratories
– General use in teaching and industrial environments with oversized glassware
Key Features
– Stopper for 58 mm openings
– Resistant to acids, bases and solvents
– Smooth finish for secure closure
– Reusable flexible natural rubber
Quality & Standards
– Produced from durable natural rubber
– Designed for repeated sterilisation
Specifications
– Size: R
– Top diameter: 58 mm
– Length: 45 mm
– Material: Natural rubber
– Brand: Eisco Labs
The Eisco Size R stopper provides secure, reusable closure for oversized laboratory flasks and storage bottles.
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