Overview
The Al'faplastik Black Conical Rubber Stopper is designed for securely sealing various laboratory containers, including flasks, test tubes, and jars. Its conical shape ensures a snug fit for different openings, making it a versatile choice for diverse scientific applications.
Crafted from a thermally and chemically resistant rubber compound (23-6-3 according to GOST 7852-76), this stopper offers reliable performance in demanding environments. Please be aware that, as is common with rubber products, a characteristic rubber scent may be present.
Why You'll Like It
- Provides a secure and reliable seal for a variety of laboratory glassware and containers.
- Conical design offers adaptability to different bottle and flask neck sizes.
- Manufactured from thermally and chemically resistant rubber for enhanced durability and longevity.
- Essential for maintaining the integrity of samples and reagents in scientific processes.
- Reliable sealing solution suitable for routine laboratory procedures and experiments.
Who It's For
- Laboratory technicians and scientists requiring dependable container closures.
- Researchers in chemistry, biology, and other scientific fields.
- Educational institutions and students conducting experiments.
- Anyone needing to securely seal flasks, test tubes, or jars in a laboratory setting.
Package Details
- Quantity: 2 pieces
- Material: Black Rubber
- Stopper Height: 13 mm
- Larger Side Diameter: 7 mm
- Smaller Side Diameter: 3 mm
- Center Diameter: 5 mm
US: temporary delays — postal services aligning new import rules, 
EU: 1–2 weeks, 🌍 Worldwide: 1–4 weeks ✈️