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Filters
Thomas®
Autofil™ Bottle-Top Filtration System
SPECIAL OFFER: Buy 3 Cases of Autofil Bottle-Top Filtration Systems, Get 1 Case FREE! Download the redemption form in the Additional Info Tab for full details. Thomas Scientific’s Autofil Bottle-Top Filtration Systems are disposable, sterile, vacuum operated systems for the sterile…
GE Healthcare
Qualitative Filter Papers, Grade No. 1
Most widely used general purpose laboratory filter paper Medium retention, 11 µm, medium - fast flow rate, smooth surface Clarifies liquids in routine laboratory applications and for air pollution monitoring. Used in air monitors to collect atmospheric dust for assessment of stain intensity.…
GE Healthcare
934-AH™ Borosilicate Glass Microfiber Filters
1.5 ?m Retention Efficient retention of small size particles to 1.5 ?m Extremely high flow rate; filtration takes place both vertically and laterally through the filters High loading capacity, which continues to filter efficiently for a greater extended period Highly…
Wheaton
47 mm Vacuum Filter Assembly
Ideal for HPLC solvent/sample filtrate recovery, as well as filtration of corrosive liquids for particulate contamination analysis The flask and fritted glass base are joined with a Standard Taper 40/35 ground joint, so liquids will only come in contact with borosilicate glass Vacuum…
Celltreat Scientific
Syringe Filters
CELLTREAT Scientific Products offers an extensive line of disposable syringe filter devices designed specifically for the filtration of culture media and organic solvents in research and industrial laboratories. They are made with an ABS housing in various diameters which contains a variety of…
National Scientific
Target HPLC Syringe Filters
Non-sterile, sample prep membrane filters 7 membrane types Female Luer-Lock inlet, male Luer-slip outlet Solvent resistant polypropylene housings PES, GMF, Polypropylene and Cellulose Acetate membranes are certified for Ion Chromatography The polypropylene housings with all Target syringe…
Corning
Vacuum Filtration/Storage Systems
For vacuum filtration of tissue culture or other aqueous solutions Sterile, individually packaged Color-coded by membrane type Certified non-pyrogenic Prefilters included Two-piece, polystyrene, graduated funnel and receiver unit are sterilized by gamma irradiation. Caps…
EMD Millipore
S-Pak Filters
S-Pak sterile, individually packed, gridded membrane filters are made from mixed esters of cellulose and have been optimized for MF method microbiological analysis of water or other liquids. Type HA (0.45 µm) for total coliform or yeast and mold analysis and type RA (1.2 µm) for yeast and mold…
Thomas®
Thomas Tapered Collar Neoprene Filter Adapters Tubes, Etc.
For supporting funnels, Gooch crucibles, filter tubes, etc., in filtration assemblies Particularly suitable for Buchner and fritted glass funnels, porcelain filters without head pieces and for reverse flow cleaning of filter crucibles Adapters will withstand autoclaving Taper angle in all…
Thermo Scientific Nalgene
Syringe Type Membrane Filters
Membrane filters enclosed in plastic housing with female Luer-Lok fitting on inlet for attachment to standard Luer-Lok-tip syringes. Male Luer-slip tip on outlet accepts standard needles. Usable for pressure or vacuum applications. Effective filtration area is 3.8 cm 2 . Offered in a choice of…
Celltreat Scientific
Filter Systems
CELLTREAT Vacuum Filter Systems are ideal for large volume sample separation and purification. The filter systems are manufactured in a Class 100,000 clean room, from USP class VI virgin polystyrene. The filter membrane is Polyethersulfone (PES) material in 0.22µm or 0.45µm pore sizes for rapid…
Wheaton
Vacuum Filter Assemblies
Process larger volumes of liquids for analysis of particulate or biological contamination Wheaton-33® low extractable borosilicate glass Unit includes a coarse porosity fritted glass filter support base, an aluminum clamp and a 300 mL glass funnel Screen is removable in…
GE Healthcare
No. 42 Quantitative Ashless Paper
Suitable for precipitates that are ordinarily difficult to filter (2.5 µm particle retention) Acid wash, ash content 0.007% Highly retentive for very fine analytical precipitates, such as barium sulfate or metastannic acid Recommended for use with vacuum
GE Healthcare
No. 41 Quantitative Ashless Paper
Fast filtration of coarse or gelatinous precipitates (20-25 µm particle retention) Acid washed, ash content 0.007% Especially suitable for iron or aluminum hydroxides; rough surface Widely used in determining silicon in iron and steel analysis Used for quantitative air pollution analysis when…
Corning
Cell Strainers
Easy, ready-to-use to obtain a more uniform single cell suspension Nylon mesh provides a strong, uniform filtration device Strainers reduce chance of contamination Cell strainers fit inside a Falcon®™ 50 mL centrifuge tube. Each strainer is pre-sterilized, individually wrapped in medical…
GE Healthcare
No. 40 Quantitative Ashless Paper
Most widely used general purpose gravimetric filter paper; acid washed, ash content 0.007% Medium speed and retention (8 µm); rough surface Used for calcium oxalate, silica in steel and well-digested barium sulfate; as a high-purity filter in the collection of trace elements and radionuclides in…
Thermo Scientific Nalgene
FILTER FUNNEL AND RECEIVER ASSEMBLIES
Polysulfone filter funnels For 47 mm diameter membrane filters Eliminates the need for a manifold and/or breakable glass vacuum flask Particularly useful for field work Receiver is graduated Non-sterile Autoclavable Two side-arms allow connection to vacuum line; also accepts syringe…
Hach
Magnetic Filter Funnel, 300 mL
Clear polysulfone funnel with imprinted graduations. Magnetic coupling of funnel to stem for fast filter changes. Used with 47 mm membrane filters for coliform testing and prefiltration of many fluids. Fits standard manifold systems with #8 rubber stopper connections. Capacity 300 mL (10 oz).…
Thermo Scientific Nalgene
PES Filter Units
Nalgene filters have the Rapid-Flow multi-column membrane-support system. This proprietary system provides a uniform, consistent separation between touchpoints with the membrane, minimizing gap stress to maintain optimal flow. 0.1 micron filters guard against mycoplasma contamination 0.2…
Thermo Scientific Nalgene
Nylon Filter Units
Nalgene filters have the Rapid-Flow multi-column membrane-support system. This proprietary system provides a uniform, consistent separation between touchpoints with the membrane, minimizing gap stress to maintain optimal flow. 0.1 micron filters guard against mycoplasma contamination 0.2…
Thermo Scientific Nalgene
SFCA Filter Units
Nalgene filters have the Rapid-Flow multi-column membrane-support system. This proprietary system provides a uniform, consistent separation between touchpoints with the membrane, minimizing gap stress to maintain optimal flow. 0.1 micron filters guard against mycoplasma contamination 0.2…
GE Osmonics
Micron-Sep Membrane Filters
MicronSep White Packs Available pre-sterilized or autoclavable with gridded surface. Autoclavable filters come in envelopes of 10 filters and 10 absorbent cellulosic pads. The envelopes are designed to withstand normal autoclaving environments and feature an indicator that changes color after…
GE Healthcare
Filter Holders
Plastic filtration holders For pressure or vacuum filtration Polycarbonate (4626N20 and N50) or polypropylene (4626N30) plastic, can be autoclaved with filter in place Holder inlet fits standard Luer syringe tip The 13 mm size holder is of 2-piece “Pop-Top” construction. No gasket is…
GE Healthcare
Mini-Uniprep™ Syringeless Filters
One-step sample preparation in one-third the time Reduces cost while increasing productivity 0.2 or 0.45 µm filter 12 x 32 mm vials Replace syringe-coupled filtration devices and autosampler vials with a single, disposable unit Available in seven different membrane materials Each Mini…
Thermo Scientific Nalgene
Nylon Membrane Filters
For both aqueous and organic solvent filtrations Hydrophilic Low level of extractables Nalgene nylon membranes are ideal for use with HPLC solvents and ultracleaning solutions for electronic laboratories. They are useful for the sterilization and clarification of buffers and culture media.…
GE Healthcare
Qualitative Filter Papers, Grade No. 4
Fast filtering with excellent retention of coarse particles and gelatinous precipitates Compliments No. 1 for air pollution monitoring when high flow rates are important Low retentivity, 20-25 µm Used as a rapid filter for clean-up of biological fluids or organic extracts during analysis.
Corning
Sterile Bottle-Top Filters
For vacuum filtration of tissue culture or other aqueous solutions Sterile, individually packaged Fits 33 or 45-mm receiver bottles Certified non-pyrogenic Available with (CA) cellulose acetate, (CN) cellulose nitrate, (NY) nylon (500 mL size only) or (PES) polyethersulfone membranes. Pores…
GE Healthcare
Membrane Filters, Type WCN
Produced from high-purity nitrocellulose Resistant to mild acids, hydrocarbons, formaldehyde, aniline, isopropyl and petroleum ethers, oils, gasoline and kerosene Attacked by strong acids, bases, ethyl amines, ketones and esters Smooth-surfaced and flexible 0.2 µm pore size filters are 130…
GE Healthcare
Glass Microfiber Binder Free
Combines fine particle retention with good flow rate. The standard filter in many parts of the world for the collection of suspended solids in potable water and natural and industrial wastes. Fast and efficient clarification of aqueous liquids containing low to medium levels of fine…
GE Healthcare
GF/F Borosilicate Glass Microfiber Filter Discs, Ultrafine
Efficient retention of small size particles to 0.7 µm Extremely high flow rate; filtration takes place both vertically and laterally through the filters High loading capacity, which continues to filter efficiently for a greatly extended period Highly resistant to chemical attack; absence of…
Corning
Vacuum Filter System
Disposable filter/storage systems Sterile Improved stability Bottles available separately in all sizes Designed for vacuum filtration of tissue culture media and components, biological fluids and other aqueous solutions. Filter units contain either a 47, 60 or 90 mm diameter filter membrane…
GE Healthcare
Polycarbonate Membrane Filters
Resistant to most common solvents except strong bases and halogenated hydrocarbons Thin, smooth, translucent, polycarbonate film with pores which are uniform, smooth-bore, round holes which pass essentially straight through the membrane Autoclavable, withstands temperatures to 140°C…
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