Versilic DX263018-20 Silicone European Stopper, 18mm Top Diameter, 14mm Bottom Diameter, 18D Size, 20mm Height (Pack of 20)

Non-toxic and chemically and biologically neutral, Versilic Silicone stoppers are highly recommended for all tissue culture work. Suitable for temparatures between -70C and 250C. They are odorless and tasteless and are non-adherent and are resistant to aging. Ideal in biology, micro-biology and hematology, as well as food science, technical, medical and hospital apparatus. FDA/BGA approved.