500mL Vacuum Filtration Tops With 90mm Diameter .22um PES Membrane And GL45 Threads, RNase and DNase Free, Individually Wrapped, STERILE, 24/CS

This popular brand of vacuum filter systems has a low-protein binding PES membrane and offers many desirable features that make them easy to use and handle 

Angled hose barb adapter fits 3 size hose diameters and increases unit stability

• Polyethersulfone (PES) membrane for high flow and low binding and Nylon membrane

• Two membrane pore sizes: 0.22 or 0.45μm

• Bottle top filters fit on solution bottles or other standard 45mm threaded solution storage bottles

• Bottle top filters do not include solution bottles

• Packaged sterile (gamma irradiated) in bags

Now with 90mm wide membrane for faster flow.