Vacuum Filter Units

Laguna Scientific Vacuum Polyethersulfone (PES) membrane Filtration System is complete system includes a media bottle attached to the filter.  Our Vacuum Filtration System is a disposable, sterile, vacuum operated unit used for the preparation of buffers, tissue culture media, microbiological media, and other biological fluids. 

All units are Sterile, DNase, RNase, and Pyrogen free

We also supply a funnel only bottle-top filter. Both options have an upper filter funnel with dust cap.

Polyethersulfone PES membrane Filtration Flasks:  PES membranes recommended. (J Virol Methods. 2003 Apr; 109(1):99-101)

• No differences in virus recovery between PES and PVDF membranes
• Recommended for filtering cell culture media
• Allowed a higher filtration rate and clogged more slowly than PVDF
• Very low protein, DNA binding and extractables

The pore size is usually determined by your application or objective.