Nalgene® FastCap™ Bottle Top Filters
The Nalgene® FastCap™ large-volume FastCap™ Bottle Top Filter is made of a blue polystyrene housing and handles up to 5 Liters capacity. FastCap™ Bottle Top Filter's universal fit eliminates the need to screw them onto glass media bottles. Furnished with an integrated 90mm polyethersulfone membrane filter with 0.2um pore size. To use these bottle top filters, just place the filter onto the bottle mouth apply vacuum and start filtering. Filters fit bottle necks up to 53mm in size. WARNING! All Nalgene® Filterware is for research use only not for in vitro diagnosis or parenterals. Nalgene 298 Series.