There is a $100.00 minimum order required when purchasing "Ace Glass" products
Overview
Polypropylene GL threaded cap with center hole(s) and welded-in PTFE membrane. Membrane is 0.2 uM PTFE gas permeable, not liquid permeable for pressure equalization. Autoclavable. Great for media sterilization and storage. For use on 5539, 5557, 5559 and 5560 bottles.