[No.3281] CellSTACK Venting Accessory, 33 mm Vented Polyethylene Filling Cap with 3/8 (9.5 mm) ID Tubing and 50 mm Filter with 0.2 um Pore Hydrophobic Membrane, Sterile
33mm threaded cap
Vented cap has 50mm diameter filter with 0.2 µm pore nonwettable (hydrophobic) polyvinylidene difluoride (PVDF) membrane
Allows gas exchange while minimizing the risk of contamination