Laguna Scientific VacuumPolyethersulfone (PES) membrane Filtration System is complete system includes a media bottle attached to the filter. OurVacuum Filtration Systemis 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 differencesin virus recovery betweenPES and PVDFmembranes
Recommended for filteringcell culture media
Allowed ahigher filtrationrate and clogged more slowly than PVDF
Very low protein, DNA bindingand extractables
The pore size is usually determined by your application or objective.
0.2 or 0.22 µm
Routine laboratory sterilization of most media, buffers, biological fluids and gases
Clarification and prefiltration of solutions and solvents