10PK Solid Rubber Stoppers - Size: 9mm Bottom, 11.5mm Top, 20mm Length - Orange - Superior Quality, Solid Rubber - Resistant to Acid, Alkali & Ammonia - Eisco Labs

Pack of 10 stoppers made of superior quality, solid rubber. Orange color and tapered shape. Each stopper measures 20mm in length, has a base diameter measuring 9mm, and a top diameter measuring 11.5mm. Ideal for bottles or flasks with a 10mm opening. The durable, rubber construction is suitable for use with chemicals. Resistant to acids, alkalis and ammonia. Easy to clean - dishwasher safe. Stable at temperatures between -20?C - 70?C. Stoppers are designed for use in professional laboratories, but are perfect for a variety of applications in the home and garage.

Eisco Labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of quality control. Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind.