These Corning vacuum filter units are designed for filtering and storing cell culture media, biological fluids and other aqueous solutions. The new system consists of a polystyrene receiver bottle and filter funnel with a variety of membrane filter choices. Also includes a polyethylene neck adaptor with hose connector for vacuum filtration of your valuable laboratory samples.
The Millipore Stericup™ sterile vacuum filter unit combines a Steritop™ bottle top filter with a Stericup™ filtering receiver and storage flask. The non-tipping, easy-grip filtering receiver bottle has a flask-shaped design and a compact profile improve stability during filtration. The filtrate receiver bottle's easy-grip design makes handling easier and makes the Stericup™ ideal for use in laminar flow hoods. As an added convenience, the bottom of the receiver flask is slightly recessed, enabling capped flasks to be stacked for convenient storage. The receiver flask is made from clear durable polystyrene and the entire unit is sterilized by gamma irradiation.
Packaged sterile. Applications include sterilization of tissue culture media and additives, protein solutions, virus suspensions, DNA, and other aqueous solutions. Millipore AP20 series glass microfiber filters are recommended for use as prefilters for difficult-to-filter solutions. Prefilters are placed inside the funnel, on top of the membrane and secured by a convenient tab specifically designed to hold prefilters. Millipore AP20 glass microfiber filters are available separately. (See Item #: MIL-AP2007500 to order prefilters)
The Millipore® Steriflip™ filter centrifuge filtering unit is designed to work with standard 50mL centrifuge tubes, which eliminates sample transfer. To filter, just attach the unit to a 50mL centrifuge tube containing your sample, flip it over and apply the vacuum pressure. When finished, the filtrate collects in the attached 50mL centrifuge tube.
Millipore® Steriflip™ Nylon Net filters are now available in 40, 60 and 100µm pore sizes, making them ideal for stem cell, cardiomyocite, neurological and skeletal tissue applications. The vacuum-assisted, closed system option ensures sample sterility while enabling faster separation of large volumes of cellular material and improved recoveries. Ideal for filtration and sterilization of tissue culture media and additives, protein solutions, virus suspensions, DNA, and other aqueous solutions. Filtration unit includes filter, 50mL graduated plastic centrifuge tubes, centrifuge tube cap and stand.
Millipore Sterivex™ pressure-driven filter units are may be used with syringes, peristaltic pumps or pressure vessels. These lab filters eliminate the risk of contamination associated with decanting or pipetting. Sterivex™ filter units are designed to dispense into virtually any storage container including storage bottles, media bottles flasks or even carboys.
Nalgene® analytical filter unit is sterile and designed for ease of use and better performance. Upper twists off easily for improved retrieval of the 47mm membrane. The wider base of these analytical filter units provide stability on the bench. Non-silicone gasket minimizes risk of contamination. Excellent for microbial analysis sterility testing water quality or environmental testing. Easy-opening bag. Polypropylene upper polystyrene lower. Cellulose Nitrate (CN) membrane diameter: 47mm. Filter units are available with membrane filters in either 0.2µm or 0.45µm pore size retention. Nalgene 130 Series.
Nalgene® thin glass microfiber pre-filter discs increases filtration speed and throughput of highly viscous or heavily particulated solutions when used in conjunction with any Rapid-Flow™ filter unit or bottle top filters. Very low levels of extractables. Autoclavable for sterile filtering applications. Nalgene DS0281 Series.
The Nalgene® clear polystyrene filter unit has graduations on both uppers and receivers. Includes either a plain or gridded membrane filter with your choice of either cellulose nitrate or cellulose acetate filter media disc in a variety of pore size filtration retentions. The side arm features a cellulosic vent plug and a quick-disconnent tubing adapter. Pre-sterilized.
Nalgene® Rapid-Flow™ series polystyrene filter unit receivers have an easy-to-use ergonomic design. These filter unit receiver bottles are ideal for receiving and storing sterilized filtered liquids and media. Radiation-sterilized to save time and minimize contamination. Filter unit receiver bottles are also commonly used as a handy pre-sterilized, single-use storage container. The 1.5 turn threaded screw closure guarantees a leakproof seal and eliminates pH shift in receivers. Sterile. Graduated. Includes polyethylene screw cap for leakproof storage.
Nalgene® Rapid-Flow™ filter units are furnished complete with an upper funnel, lower filter unit receiver and an integral cellulose nitrate membrane filter. These filter units are leakproof and feature a 1-1/2 turn threaded screw closure with a green collar. Each case of filter units also includes an adequate portion of glass microfiber pre-filters for added filtration if needed. Separate transparent sterile filter unit receivers are also available (See Nalgene 455 Series). Polystyrene construction of both funnel and lower receiver bottle.
Nalgene® Rapid-Flow™ sterile filter units are manufactured from clear, durable polystyrene polystyrene and include an integrated, removable nylon membrane membrane filter. These Nalgene filter units are specifically designed for cell culture and tissue culture applications. The filter unit upper chamber separates from receiver for easy access to filtrate and the receiver is an ideal filtrate storage vessel. The upper chamber of the filter unit is clearly marked with pore size membrane type catalog number lot number and expiration date. A leakproof screw closure eliminates pH shift in receiver while the padless membrane support minimizes foaming of proteinaceous samples. The nylon membrane filter is naturally hydrophilic and alcohol resistant with low extractables and containing no wetting agents. All filter units are furnished complete with a polystyrene cover, a cellulosic-plugged side arm and a vacuum tubing adapter. Both upper chamber and receiver are graduated and the red color-coded collar identifies which filter material the unit contains. Gamma radiation sterilized and individually wrapped for a 5-year sterile shelf life.
Nalgene® Rapid-Flow™ filter units are constructed with a clear polystyrene housing and feature a polyethersulfone membrane filter. These filter units are ideal for biological and pharmaceutical sterilization requirements. Nalgene filter units incorporate molded-in graduations on both the upper filter unit and the lower filter unit receiver bottle. Filter units also have a standard vacuum port side-arm with cellulosic vent plug as well as a quick-disconnect tubing adapter. Filter units also feature a leakproof threaded closure for the receiver. Blue collar.
Nalgene® Rapid-Flow™ polystyrene sterile filter units are manufactured with a clear polystyrene upper funnel and lower filtrate receiver bottle. Nalgene filter units have graduations on both the upper funnel as well as the lower receiver bottle. A leakproof 1.5 turn threaded screw closure is also incorporated in to the designe of these filter units. Additional individual filter unit receiver bottles are also available and sold separately. (See Nalgene 455 Series) Each case also includes an adequate quantify of glass microfiber prefilters. Yellow collar. Filter unit membrane: Surfactant-Free Cellulose Acetate. Sterile.
The Nalgene® Rapid-Flow™ filter unit is manufactured of a clear polystyrene housing with a Supor® machV polyethersulfone membrane filter. Ultra-clean sterilization of media protects against mycoplasma and bacteria contamination in biotech and pharmaceutical R&D and scale up applications. The polyethersulfone membrane is fast-flowing with outstanding throughput and low protein binding. These filter units have molded-in graduations on both the upper funnel as well as the lower filter unit receiver bottle. The filter unit also features a vacuum tubing port side-arm with a cellulosic vent plug and a quick-disconnect tubing adapter. Sterile.
Nalgene® Rapid-Flow™ Media-Plus filter units are manufactured using a polystyrene housing and your choice of either a nylon or surfactant-free cellulose acetate membrane filter. These filter units are ideal for tissue-culture applications with sensitive cell lines or where a wetting agent may cause problems. Disposable and sterile with a large 90mm diameter (57.2-cm2 usable surface area) membrane filter which provides excellent flow rates and throughput. A 1.5-turn leakproof threaded screw closure eliminates pH shift in receivers. The side-arm vacuum tubing port features a cellulosic vent plug and a quick-disconnect tubing adapter.
Nalgene® Rapid-Flow™ serum filter units are disposable, sterile and are furnished with a 90mm diameter surfactant-free cellulose acetate membrane filter (57.2 sq cm usable filter area). Membrane filters are low protein binding and offer excellent flow rates. The these serum filter units are the only 500mL vacuum filtration device designed for filtration of large volumes (over 200 mL) of whole serum. the large membrane surface provides excellent flow rates and throughput when filtering up to 500mL of whole fetal bovine serum (FBS) or a lesser volume of other types of sera. Leakproof screw-cap closure with a yellow collar. Sterile. Nalgene 162 Series.
Nalgene® Rapid-Flow™ Tissue Culture Filter units are constructed with a polystyrene 500mL upper funnel and a 1000mL filtration receiver bottle. Filter units are ideal for tissue culture work and are pre-sterilized. Depending on the particle load, throughput may not always equal 1000mL of liquid volume. These filter units feature molded-in graduations on both the upper funnel as well as the lower receiver bottle for visual liquid level validation. Leakproof 1-1/2 turn threaded screw closure provided for receiver. Separate transparent sterile receiver bottles are also available and sold separately (See Nalgene 455 Series) Each case also contains an adequate amount of glass microfiber pre-filters. Yellow collar. Membrane Filter: Surfactant-Free Cellulose Acetate. Available in either 0.2µm or 0.45µm pore size models. Nalgene 158 Series.
The Nalgene® sterilization filter unit is a disposable pre-assembled and pre-sterilized filter with a membrane which is easily removed for culturing and other analysis. Triton-free cellulose nitrate (CN) membrane filter provides superior recovery and growth of microorganisms. Material: polystyrene housing with cellulose nitrate (CN) membrane. Membrane diameter: 50mm. Available with either plain or gridded cellulose nitrate membrane filters. Gridded filters are available in either white with green grid or white with black grid. Sterile.