Black Rubber Tapered Stopper, 16mm, 2-Pack

Secure your laboratory glassware with our high-quality black rubber tapered stoppers. This 16mm stopper set is designed for reliably sealing flasks, test tubes, vials, and other essential laboratory equipment. Perfectly suited for 16mm diameter test tubes (we also offer 16*150mm test tubes), these stoppers ensure a tight and secure fit.

Stopper Specifications:

• Height: 30mm
• Top Diameter: 20mm
• Bottom Diameter: 14mm
• Mid-Diameter: 16mm

Crafted from a thermally and chemically resistant rubber compound (23-6-3) conforming to GOST 7852-76 standards, these stoppers offer exceptional durability. They maintain their integrity across a temperature range of -8°C to +80°C, making them versatile for various laboratory applications.

Please Note: As with many rubber products, these stoppers may have a distinct rubber odor. Please consider this if using them for non-laboratory or household purposes where odor sensitivity is a concern.