Plugs with turn-up lip, Suitable for, NS 5/13, 7,1, 4.5 mm, 100 Piece(s)

For tight sealing of glass, plastic or metallic vessels with or without beaded rim or glass ground joint.

Firm fit to prevent unintentional opening. The silicone stoppers can be penetrated for sampling and also remain water-tight even after several perforations.

Temperature-stable from -60 to +220 °C.