#7.5 Solid Rubber Stopper

The #7.5 Solid Rubber Stopper is crafted from durable, high-quality rubber, making it suitable for various applications. This stopper is designed to fit standard glass or plastic labware and is ideal for sealing bottles and flasks in laboratory settings.

For optimal usage, ensure the stopper is clean and dry before inserting it into the container. Apply gentle pressure to create an airtight seal, and take care to remove it straight out to avoid damaging the stopper or the container. Store stoppers in a cool, dry place to maintain their integrity.