Duran Screw Caps and Pouring Rings, Wheaton
Blue polypropylene closures are linerless and fully autoclavable
- Chemically resistant
Caps are resistant to acids, alkalis, and commonly used solvents. Caps are for use with B-5005 series bottles. Blue and red pouring rings are easy to replace and are for use with the linerless and high-temperature screw caps listed below.
Red high-temp caps are teflon lined and are for high temperature applications