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Funnels Filtering Funnels

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  • Porcelain Buchner Filter Funnels


    With fixed perforated plate Glazed inside and outside with exception of rim

  • Ultra-Ware All-Glass Microfiltration Apparatus


    Designed to help prevent contamination during use Recommended for routine filtration analysis of corrosive liquids and the removal of particulates from HPLC solvents Replaceable supports available Filter size: 47 mm; 3/8” hose connection A ground joint connection eliminates…

  • Analytical Test Filter Funnels

    Thermo Scientific Nalgene

    Economical, disposable and sterile Features a graduated, “peel-away” upper, which easily separates from the collar to allow quick retrieval of the cellulose nitrate membrane for microbiological analysis 250 mL, polypropylene upper with 47 mm, 0.2 or 0.45 µm membrane The 0.45 µm…

  • Reusable Filter Holders with Receiver

    Thermo Scientific Nalgene

    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…

  • Sigma-Aldrich® vacuum filtration assembly


    for 47 mm filters with glass support, NS 40/35 joints, 4 L flask (included) Funnel volume is 1000 mL General description Same as Z290432 but with NS 40/35 jont (male on flask, female on funnel support) instead of rubber stopper. Vacuum filtration apparatus for HPLC solvent…

  • 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).…

  • Plastic Funnels, Polypropylene

    Thermo Scientific Nalgene

    For standard filter papers Body is at 60° angle with internal ribs at 58° for rapid filtration Outside ribbing eliminates air lock Autoclavable

  • Short Stem Funnels, 58° Angle


    KIMAX funnel constructed with heavy uniform walls and molded rims and fire polished stems to give a long service life. Funnels have a high resistance to chemical attack and mechanical and thermal shock. The 58° funnel angle is a Kimble exclusive, formed to an exact angle for rapid filtration. The…

  • Polypropylene Buchner Funnels

    Thermo Scientific Nalgene

    Lightweight and durable Bottom and top can be separated for easier cleaning Autoclavable

  • PYREX® Brand Fluted Funnels, Short Stem


    Inside flutings for rapid filtration For use in flasks or test tubes without filter rack

  • Filter Adapter Set, Neoprene

    United Scientific Supplies

    Set of seven neoprene adapter cones designed to fit Buchnew and fritter glass funnels, porcelain filters without headpieces, and for reverse flow cleaning for filter crucibles. Adapters can be used to support funnels, Gooch crucibles, filter tubes and other apparatus in filtration…

  • ULTRA-WARE® Microfiltration Assembly with Fritted Glass Support and Ground Joint…


    The 90 mm filtration assembly with fritted glass support is designed for large volume filtration analysis of corrosive liquids or samples with high particulate loads that would tend to clog a 47 mm diameter filter. This unit is also recommended for filtering large volumes of HPLC solvents. …

  • Gravi-Seal 47 mm Analytical Funnel

    GVS Life Sciences

    Unique gravity-sealing design Two-piece construction One-handed operation Large membrane access points for forceps Available in polysulfone or polypropylene No clamps or locking devices to manipulate. Less expensive than stainless steel, glass or magnetic funnels, yet compare favorably with…

  • Buchner Funnel Filter Paper Disks

    Bel-Art Products

    Buchner funnels available with medium porosity (45-90 microns) or coarse porosity (90-130 microns). Fixed and removable filter plates are 6.4mm (1/4") thick high density polyethylene with a non-porous circumference to better fasten filter paper to the plate. Buchner funnels are also available…

  • PYREX® Brand Funnels


    Long and short stem funnels are ideal for filtering Molded to an accurate 60° angle for ease in fitting filter paper Beaded rim for mechanical strength Long stem, which is constructed of heavy wall tubing Molded to an exact 58° angle , which increases filtering speed High resistance to…

  • PYREX Glass Buchner Filter Funnels


    Suitable for vacuum filtration Perforated plate design Beaded top edge, for mechanical strength Translucent plate should not be subjected to a pressure differential in excess of 1 atmosphere.

  • Clamp Style Polysulfone Filter Funnels

    Thermo Scientific Nalgene

    Durable, break-resistant, non-toxic polysulfone exhibits low protein- binding and is easy to clean Same funnel design as glass funnels without breakage problems Upper reservoir is graduated in 25 mL increments from 100 to 250 mL Unique fit of upper and funnel sections ensures no…

  • MicroFunnel™ Filter Funnels

    Pall Life Sciences

    Increase Laboratory Efficiency with Ready-To-Use Disposable Filter Funnels Certified. Each lot is certified for microbiological analysis to provide added assurance of reliable results. Easy-to-use. Unique squeeze separation of cylinder from base allows easy access to membrane. …

  • 25mm Filter Funnels, Polysulfone

    Pall Life Sciences

    Economical, Autoclavable Funnels for Vacuum Filtration Transparent funnels with graduations permit easy visual measurement Less expensive than stainless steel and more durable than glass Tapered stem fits standard size #2 stoppers Available in 50 and 200 mL capacities Changing…

  • 3-Piece Filter Funnels

    GE Healthcare

    For quick and easy filtration, Whatman 3-Piece filter funnels are available with a choice of three plates. They also come in several sizes to match your needs. 3-Piece Filter Funnel The increased use of high-efficiency glass microfiber filters in modern laboratories has created a…

  • Porcelain Buchner Funnels

    United Scientific Supplies

    Buchner funnel includes fixed perforated plate. Funnels are glazed on inner and outer surfaces except for the rim. Thermal Shock Resistance - average coefficient of expansion from 20° C to 200° C is 3.56 x 10-5, gradually increasing to 4.69 x 10-5 at 1050°C. Every batch of…

  • 47mm Magnetic Filter Funnels

    Pall Life Sciences

    For vacuum filtration of liquids, especially for the analysis of aqueous samples for microbiological and particulate contamination using the Membrane Filter (MF) Technique. The Magnetic Filter Funnel is ideal for use with a filter funnel manifold or side-arm vacuum flask using a rubber stopper…

  • Filtration Assemblies & Flask


    Designed to handle liquids for analysis of particulate or microbiological contamination; funnels are graduated for accuracy Choose the Ultra-Ware microfiltration assembly that best fits your application Fritted Glass Support, 25 mm (4588A01) Used for general filtration. Supplied with a…

  • Filter Funnel With Dark Membrane

    Thermo Scientific Nalgene

    Nalgene 147 Membrane meets EPA requirements for water quality work Cellulose nitrate black membrane filter is perfect for detecting micro-organisms difficult to see on white membranes. Graduated, 100 mL upper chamber provides sample accuracy and convenience. “Peel away” upper…

  • Filter Funnel, Threaded

    Thermo Scientific Nalgene

    Polysulfone Durable and non-toxic Screw-type closure holds membrane in place Autoclavable Can be used with any filtering flask or manifold that accepts a suitable rubber stopper with hole. Includes one easy-to-use, no-twist Nalgene® vacuum gasket, which can replace a No. 7 or 8 rubber…

  • Heavy-Duty LDPE Funnels

    Thermo Scientific Nalgene

    Avoid breakage and corrosion with Thermo Scientific™ Nalgene™ Heavy-Duty LDPE Funnels, the toughest large funnels available. Lighter weight than glass or metal funnels, these low density polyethylene funnels provide you with long-term use. Durable large funnels are designed for…

  • Filter Funnel Manifolds

    Pall Life Sciences

    The Most Convenient Way to Filter Multiple Samples Independent operation. Each funnel location has individual port control valves. Lightweight and durable for easy handling. Saves money. Less costly than stainless steel filter funnel manifolds. Large port opening makes sanitizing…

  • PYREX Buchner Filter Funnels With Fritted Glass Disc Design


    For use without filter paper Offered in nine sizes and three porosities Pore sizes 40 to 60 µm = C, 10 to 15 µm = M and 4 to 6 µm = F With square-cut, fire-polished rim These funnels are especially useful where filter paper would be attacked by the material…

  • Filter Funnel Manifolds for MicroFunnel™ Filter Funnels

    Pall Life Sciences

    Perfect Fit Vacuum Manifolds for Use with the MicroFunnel Filter Funnel No adapters or rubber stoppers required to hold the filter funnel in place Works with all Pall Life Sciences MicroFunnel filter funnels, including the 100mL and 300mL sizes Durable aluminum and stainless steel…

  • Filter Assy 90mm w/2L Flask


    The 90 mm filtration apparatus with replaceable fritted glass support is recommended for large volume filtration analysis of corrosive liquids or samples with high particulate loads. The glass support disc can be replaced if it becomes clogged or if sample-to-sample contamination is a…

  • Long Stem Glass Funnels

    United Scientific Supplies

    Glass Long Stem Funnels, 60 degree angle, Stem length is 150mm.

  • Sterile Disposable Filter Funnel Unit

    Thermo Scientific Nalgene

    Analytical Filter Funnel, Polystyrene; Cellulose Nitrate (C.N.) Membrane Nalge 140 47 mm diameter filter with green grid Ideal for use with filtering flasks or manifolds Convenient snap-away design with removable membrane; funnel marked at 100 mL Safer and easier to use…

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