Rubber Stopper (10-Pack), 10-Pack 19# Natural Rubber Septum Stopper Fit for 19/22 Outer Joint Lab Glassware, Sleeve Type

Description

🧪 Seal your experiments with confidence and style!

Labasics Rubber Stopper 10-Pack features precision-sized 19# natural rubber stoppers designed for 19/22 outer joint lab glassware. Durable, reusable, and smooth-surfaced, these stoppers ensure airtight seals to prevent contamination. Ideal for professional labs, this pack offers bulk value and is backed by a 1-year limited warranty for dependable use.