![CellTreat Brand Vacuum Filtration Tops 500mL with 45 micron 90mm PES low-protein binding membrane for filtering lab media and buffers (CT229713) CellTreat Brand Vacuum Filtration Tops 500mL with 45 micron 90mm PES low-protein binding membrane for filtering lab media and buffers (CT229713)](https://cdn11.bigcommerce.com/s-w9bdixgj/images/stencil/500x659/products/1753/6371/CellTreat_Brand_CT229713_Vacuum_Filtration_Tops_500mL_90mm_wide_PES_membrane_.45um_Sterile_-_Lab_Supplies_-_Stellar_Scientific__16654.1564713695.jpg?c=2)
![CellTreat Brand Vacuum Filtration Tops 500mL with 45 micron 90mm PES low-protein binding membrane for filtering lab media and buffers (CT229713) CellTreat Brand Vacuum Filtration Tops 500mL with 45 micron 90mm PES low-protein binding membrane for filtering lab media and buffers (CT229713)](https://cdn11.bigcommerce.com/s-w9bdixgj/images/stencil/500x659/products/1753/6371/CellTreat_Brand_CT229713_Vacuum_Filtration_Tops_500mL_90mm_wide_PES_membrane_.45um_Sterile_-_Lab_Supplies_-_Stellar_Scientific__16654.1564713695.jpg?c=2)
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
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