Eisco Size E Solid Rubber Stopper

Eisco Size E Solid Rubber Stopper (17–22 mm top, 25 mm length)

The Eisco Size E Solid Rubber Stopper provides secure closure for medium-sized test tubes and vials.

Its conical design allows leak-free sealing across a range of openings. Made from flexible natural rubber, this stopper withstands chemical exposure and sterilisation without losing elasticity.

Practical Applications
– Sealing medium culture tubes
– General chemical storage in smaller vessels
– Routine laboratory use in education and research

Key Features
– Stopper for 17–22 mm openings
– Resistant to laboratory chemicals
– Flexible and reusable
– Smooth finish supports secure fit

Quality & Standards
– Produced from durable natural rubber
– Suitable for sterilisation

Specifications
– Size: E
– Top diameter: 17–22 mm
– Length: 25 mm
– Material: Natural rubber
– Brand: Eisco Labs

The Eisco Size E stopper ensures consistent sealing for medium tubes and small vessels.

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