Glass Tube Stopper, Rubber Tube Stopper, Rubber Plug, Laboratory Utensils
- The Rubber Tapered Plug is great for laboratory utensils such as flasks, test tubes, or other laboratory applications.
- Made of rubber, with good resistance to chemicals, acid and alkali resistance, can withstand high temperatures in a short time. There is a hole in the centre of the plug for inserting a glass tube, very convenient for meeting your needs.
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