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  • 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…

  • Porcelain Buchner Filter Funnels


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

  • Vacuum Filter Holder Set, 47mm

    United Scientific Supplies

    This all-glass filter holder is used in particulate contamination analysis for filtering aqeuous, organic, or corrosive liquids. It is also recommended for HPLC solvent filtration. Complete set includes a borosilicate glass funnel, anodized aluminum spring clamp, vacuum base with sintered disc,…

  • Disposable Funnel

    Globe Scientific

    These economical disposable funnels are available in either transparent polystyrene or translucent polypropylene. They are lightweight, have reinforced rims and inside fluting. They are tapered at a 60° angle. Available in 55mm and 65mm widths Available in Polystyrene (PS) and Polypropylene…

  • 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…

  • Ultra-Ware All-Glass Microfiltration Apparatus

    DWK Life Sciences (Kimble)

    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 Funnels

    Globe Scientific

    Heavy-duty polyproylene (PP) analytical funnels are perfect for use in Analytical Chemistry applications. Funnels feature long, narrow stems, making them idea for use with liquids. Funnels have internal and external ribbing to prevent air lock. Funnels are angled at exactly 60° for rapid…

  • 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…

  • 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…

  • Buchner Filter Funnels

    Wilmad LabGlass

    WUsed in applications where filter paper would be attacked by the material being filtered, these borosilicate glass Buchner filter funnels with sealed-in fritted glass discs are available in Coarse(C), Medium(M), or Fine(F) porosities.

  • Micro Weighing Funnels, Glass


    Scoop-shaped, to function both as a weighing dish and as a transfer funnel Of borosilicate glass Listings give length x diameter in millimeters. Assortment includes one of each size funnel.

  • 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).…

  • PYREX® Powder Funnels


    Beaded rim and short, large bore stem Funnel i.d. and stem o.d. listed respectively

  • 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…

  • Vacuum Filter Holder Set, Fritted Glass

    United Scientific Supplies

    Designed for bacteriological analysis of water using 47mm sterile membrane filters. Also applicable for analysis of suspended solids in water using 47mm depth filters. Complete set includes a borosilicate glass funnel and base., anodized aluminum spring clamp, and perforated silicone stopper. …

  • 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…

  • 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…

  • Plastic Separatory Funnels

    Thermo Scientific Nalgene

    Polyproylene funnels resist virtually all chemicals including hydrofluoric acid (5246T01 to T19) Teflon® TFE stopcock and housing Leakproof closure and stopcock Visible phase interface TFE housing eliminates need for lubrication which reduces the possibility of…

  • Table-Top Buchner Funnels with Perforated Removable Filter Plates

    Bel-Art Products

    Table-top Buchner funnels with coarse porosity (90-130 microns) with a removable punctured filter plate. The high density polyethylene rigid plate is 4.8mm (3/16") thick. Holes are 4.8mm (3/16") diameter on 11mm (7/16") centers. A removable filter plate allows easier cleaning and…

  • Short Stem Funnels, 58° Angle

    DWK Life Sciences (Kimble)

    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…

  • Vacuum Filter Holder Set, 90mm

    United Scientific Supplies

    This all-glass filter holder is used in particulate contamination analysis for filtering aqeuous, organic, or corrosive liquids. It is also recommended for HPLC solvent filtration. Complete set includes a borosilicate glass funnel, anodized aluminum spring clamp, vacuum base with sintered disc,…

  • Filtration Assemblies & Flask

    DWK Life Sciences (Kimble)

    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.…

  • Long Stem Glass Funnels

    United Scientific Supplies

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

  • PYREX® Squibb Separatory Funnels With Plastic Stopper


    Teflon® stopcock plug and Standard Taper polyethylene stopper Stem length of 65 mm PYREX® borosilicate glass body

  • Powder Funnels


    These polypropylene powder funnels feature a wide spout for easy transfer.

  • 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…

  • Vacuum-Type Glass Membrane Holders

    GE Healthcare

    For general purpose vacuum filtration Borosilicate glass funnel body and stem are attached securely by quick-action spring clamp of anodized aluminum Easily disassembled for loading, cleaning and autoclaving Include single-hole silicone rubber stopper

  • Glass Seperatory Funnel

    United Scientific Supplies

    Separatory Funnel, conical Shape with PTFE Stopcock and Plastic Stopper.

  • 1-1/2" Stem Powder Addition Funnels

    DWK Life Sciences (Kimble)

    KIMAX® funnel with a short, wide stem Constructed with a heavy uniform wall and a strong, fire-polished rim and stem to provide a long service life Funnel has a high resistance to chemical attack and mechanical and thermal shock Designed from ASTM Specification E1095, Type IV…

  • Anti-Static Polypropylene Weighing Funnels

    TWD TradeWinds, Inc.

    Ensure complete sample transfer with these disposable antistatic polypropylene weighing funnels that are designed to fit in volumetric flasks. One side of the funnel is flattened so you can set the funnel flat on a balance. Micro funnel is designed to fit microwell plates. Please note that…

  • 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…

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