The ISOLAB Hexagonal Concave Stopper NS 10/19 is made from durable borosilicate glass 3.3, providing excellent heat and chemical resistance. The stopper's hexagonal shape prevents rolling and allows it to be placed on its side to avoid contamination. Featuring a "drip-tip" at the closed end, it ensures any adhered liquid returns to the flask. This pack of 10 stoppers is ideal for laboratory applications that require secure sealing and easy handling of glassware during distillation, titration, and other processes.
Key Features:
These hexagonal concave stoppers are an essential laboratory tool, offering reliable and secure sealing for a variety of scientific applications.
Just add items to your shopping cart and select “Instant Quote”