Perform sterile filtration of cell culture media, serum, additives and buffers with Thermo Scientific Nalgene Rapid-Flow Sterile Disposable Bottle Top Filters with PES Membranes. Features fast flow rates, a high throughput for increased filtration efficiency and exclusive Rapid-Flow support plate design.
Filters marked with catalog number, membrane type and pore size, lot number and expiration date for easy traceability
Gamma radiation sterilized and individually bagged for a 5-year sterile shelf life
Molded-in graduations for easy visualization of sample size
Side-arm with quick-disconnect tubing adapter for easy change between filters
Use with Nalgene storage bottles with catalog numbers starting with 455- or glass bottles rated for vacuum
Non-cytotoxic and non-pyrogenic
Polyethersulfone (PES) membranes
PES is the best membrane for cell culture fluids; lowest protein binding to maintain protein balance, lowest extractables to maintain media purity
Asymmetric PES membrane plus unique Rapid-Flow support plate design provide fast flow and high throughput of fluids for increased filtration efficiency
Use 0.2 µm membranes for sterile filtration, 0.45 µm membranes for fluid clarification and particle removal
Polystyrene graduated chamber; Blue color-coded collar with cellulosic vent plug side arm and quick-disconnect tubing adapter; 50, 75, or 90 mm diameter membranes; bottom screw threads for attachment to bottles with 33 or 45 mm neck sizes.
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