Description of Rubber Stoppers for Test Tube
Foamed silica gel has good thermal oxygen resistance, ozone resistance, high and low-temperature resistance, and weather resistance, as well as excellent resilience and insulation, and is also widely used in medicine. A foam silicone stopper is often used in conjunction with glass test tubes.
Product Features
1. Made of food-grade silicone, environmentally friendly, non-toxic, chemical-resistant, and durable.
2. Smooth tapered sides are designed for excellent sealing and optimal fit with various openings.
3. High-quality stoppers are ideal for closing test tubes, laboratory vials, and containers.
4. It has good elasticity, insulation, water impermeability, and air permeability.
5. Good corrosion resistance to acid and alkali
6. Ideal for laboratory, home, and industrial use.
Specifications of Silicone Stopper



