Funnels

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Attention Thomas Scientific Customers

Due to current pandemic, lead times for PPE items are longer than what is listed on our website. Please expect shipping delays of all PPE products during this time.

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

  • Buchner Funnel Filter Paper Disks

    Bel-Art - SP Scienceware

    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…

  • 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,…

  • 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…

  • 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…

  • 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. …

  • 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…

  • Powder Funnels

    United Scientific Supplies

    Polypropylene funnels have short, wide stems for convenient use with powders. Autoclavable

  • Funnel Rack

    Bennett Wood

    Constructed of hardwood, with clear laquer finish Holes are spaced 132 mm center to center. Maximum height approximatelly 48 cm; minimum 38 cm.

  • Supplied with a round glass stopper and a PTFE stopcock plug Lower stems have an i.d. that allows for more complete seperation and eliminates the necessity of emptying the funnel

  • 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

  • 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…

  • Long Stem Glass Funnels

    United Scientific Supplies

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

  • Polypropylene Buchner Funnels

    Thermo Scientific Nalgene

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

  • 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…

  • Plastic Utility Funnels

    Thermo Scientific Nalgene

    Replace glass lab funnels with Thermo Scientific™ Nalgene™ Utility Funnels, which are an excellent shatter-proof alternative.  5207H70 and 5207H78 are made from shatter-proof, autoclavable polypropylene 5207H86 has a large throat opening for faster transfer of materials…

  • 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…

  • Teflon® stopcock plug fits into the micro-finish barrel Plug reduces freezing problems and grease contamination

  • 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).…

  • 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.…

  • 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…

  • Porcelain Buchner Funnels

    GSC International, Inc.

    A high quality laboratory grade porcelain, made with uniform wall thickness and dense materials which provides stable mechanical strength and little permeability. When properly used, the glazed pieces can withstand temperatures of 1050 degrees centigrade and the unglazed pieces can withstand…

  • 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…

  • 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.

  • Stainless Steel Funnels

    Polarware Company

    Ring for hanging Stem has groove for air passage

  • Replaceable tip, Teflon® stopcock and high-density polyethylene stopper Designed for long life and maximum safety Economical - reduces costs by providing replacement components Stopcock assembly features a simple screw thread locking nut and collar which ensure that the stopcock…

  • Analytical funnels made of autoclavable polypropylene. These funnels have long, narrow bore that works best for liquids.

  • Filter Assy 90mm w/2L Flask

    DWK Life Sciences (Kimble)

    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…

  • Flast flowing with Fritware® Porous Plates HDPE with sealed-in, polyethylene filter plate of coarse porosity (90-130 microns) Offer good retention and fast flow under vacuum Can be used with or without filter paper Use below 52°C (125°F)

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

  • 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…

  • Plastic Buchner Funnels

    United Scientific Supplies

    These polypropylene 2-piece funnels are lightweight, easy to clean and autoclavable. The top portion snaps into the lower one forming a vacuum seal that does not require greasing. The base of the top portion has a perforated filter plate.

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