Highly recommended for all types of tissue culture work.

• Non-toxic
• Chemically and biologically neutral
• Temperature up to 250 °C (482 °F)

They are suitable for use at temperatures between –70 to 250 °C (–94 to 482 °F).

These stoppers are odorless, tasteless, non-adherent and resistant to aging.

They are ideal in biology, microbiology and hematology, as well as food science, technical, medical and hospital apparatus.