Funnels

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

  • With two chambers, cell deposit areas are close together and easy to find, helping to speed sample analysis. Two deposit areas on one slide enhance all of the advantages of the popular single chambers. Reduced time spent loading and unloading slides. Two cell deposit areas on the same slide…

  • 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…

  • 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…

  • 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…

  • 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…

  • 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,…

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

  • 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…

  • 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…

  • 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…

  • 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…

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

  • 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…

  • 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).…

  • 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…

  • 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…

  • 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

  • Biosart 250

    Sartorius

    Sterile, disposable, 250 ml plastic funnels specifically designed for microbiological testing of pharmaceuticals, food, beverages, water and other liquids. Used in combination with a gridded membrane filter and vacuum manifold system such as the Combisart.

  • 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.

  • 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…

  • This borosilicate glass pear-shaped separatory funnel is supplied with a Standard Taper glass stopper and a Standard Taper glass stopcock.

  • 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. …

  • Scienceware® Heavy-Duty Funnels

    Bel-Art - SP Scienceware

    Durable, versatile, assorted sizes Sturdy, polypropylene funnels Ridges help prevent vapor lock Recommended highly for continuous labwork Steam autoclavable at 121°C (250°F)

  • Scienceware® Table-Top Buchner Funnels

    Bel-Art - SP Scienceware

    Filter large volumes quickly Filter large volumes quickly with a polyethylene plastic Table-Top Buchner Funnel using your choice of Fritware® or Perforated filter plate. Removable hose barbed connector accepts 12.7mm (1/2") I.D. tube and threads into 3/4" NPT bung on the…

  • 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. …

  • Microsart @filter

    Sartorius

    Ready-to-use, sterile system combining gridded membrane filter and funnel with a click-fit closure all in one unit. Specifically developed for the detection and enumeration of microorganisms in pharmaceuticals, cosmetics, food, beverages, water and other liquids. Microsart @filter units are…

  • The 90 mm filtration apparatus with stainless steel support is recommended when filtering large volumes of viscous or proteinaceous solutions to give the maximum flow rate. This unit is also used to produce ultra clean filtrate since the screen will not shed particles into the filtrate …

  • ValueWare® Funnels, Short Stem

    DWK Life Sciences (Kimble)

    Manufactured from KIMAX™ borosilicate glass, ValueWare has a low coefficient of expansion and a very high resistance to chemical attack. This means optimal performance in the lab at an affordable price. Long life expectancy, resistant to most chemicals. Ideal for general laboratory use.…

  • Urbanti High-Speed Filter Funnels

    Bel-Art - SP Scienceware

    Unsurpassed for non-vacuum, high-speed filtration, these clear funnels have internal helicoid ribs to increase the filtration speed. Vertical outer ribs prevent airlock Autoclavable polymethylpentene plastic; unaffected by corrosive liquids Heat resistant to 177ºC (350ºF)

  • Scienceware® Large Powder Funnels

    Bel-Art - SP Scienceware

    High density polyethylene funnel is ideal for powders and general use. Extra wide 1-1/2" stem exit allows for extra coarse or clumping powders to easily pass Exceptional chemical resistance to most acids, alkalis and some organic solvents

  • Glassware system for vacuum filtration using 47mm membranes. Assembly is designed for use with vacuum manifolds or optional plastic coated filtering flask. Support base has a sealed-in coarse porosity fritted disc. Complete assembly includes a 300mL graduated funnel, aluminum clamp, support base…

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