Funnels

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  • Sigma-Aldrich® vacuum filtration assembly

    MilliporeSigma

    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…

  • 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,…

  • PYREX® Brand Funnels

    Corning

    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…

  • 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…

  • Filter Funnels, Buchner, Inner Joints, Improved

    Chemglass

    Buchner style filter funnel having a lower standard taper inner joint and serrated tubulation for connection to a vacuum source. Disc diameters and height above the disc are the same as CG-1402. Improved design incorporates a delivery stem being sealed within the inner joint to prevent breakage.…

  • Glass Separatory Funnel Kits

    Across International

    Introducing the new Ai separatory funnel kits with all PTFE valves. A separatory funnel, also known as separation funnel, separating funnel, or colloquially sep funnel, is a piece of laboratory glassware used in liquid-liquid extractions to separate (partition) the components of a mixture into two…

  • Gravi-Seal 47 mm Analytical Funnel

    GVS Filter Technology

    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…

  • PYREX Buchner Filter Funnels With Fritted Glass Disc Design

    Corning

    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…

  • 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…

  • 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…

  • Funnels, Separatory, Graduated, PTFE Stopcocks

    Chemglass

    Similar to CG-1728, but graduated with a double scale of numbers, one up from the stopcock and one down from the capacity line. Supplied complete with listed size stopper. For replacement stoppers see CG-3018. Dimensions are the same as CG-1726.

  • 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

  • Glass Seperatory Funnel

    United Scientific Supplies

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

  • Disposable Polypropylene Weighing Funnels

    TWD TradeWinds, Inc.

    Ensure complete sample transfer in your laboratory with these disposable 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.  Small size fits volumetric flask volumes (mL) of 5, 10,…

  • Utility Funnels

    United Scientific Supplies

    Available in three sizes, these funnels have eight internal ribs to facilitate filtration. They are made of polypropylene. Funnel Assortment These funnels have eight internal ribs to facilitate filtration. They are made of polypropylene and includes one each of the 35mm, 52mm, and 65mm funnels.

  • 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…

  • Microanalysis Vacuum Filter Holder Set, Fritted Glass

    United Scientific Supplies

    Designed for particulate or biological contamination analysis of small volumes using a vacuum filter. Includes a fritted glass filter support and No. 5 perforated silicone stopper for easy attachment to a vacuum filtering flask. Membrane filters are not included. Thick prefilters or laminated…

  • Safety Waste Funnel Systems

    Thermo Scientific Nalgene

    Temporarily contain waste on the benchtop or under the lab hood using Thermo Scientific™ Nalgene™ Safety Waste Funnel Systems. Funnels feature the Easy Snap Safety Latch to minimize spillage if accidentally tipped over and a larger diameter funnel for easy pouring. The vent system helps…

  • Eco Funnels, 8 Inch, HPLC Waste Hook Adapters

    Chemglass

    Same as the standard 8" ECO Funnel, but with the addition of an HPLC waste hook adapter that connects to the side of the funnel eliminating the danger of dangling waste lines into bottles and containers.

  • 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…

  • Funnel Set

    Dynalon

    Utility funnel set made of polypropylene or high density polyethylene. They are inexpensive, lightweight and designed for general use. Funnel set consists of 1233 series funnels: 4 oz polypropylene (1211A40), 8 oz polypropylene (1211A41), 16 oz high density polyethylene (1211A42), 32 oz high…

  • SYNTHWARE Microscale Filter Funnels

    Kemtech America

    Filter Funnel, Microscale, Synthware, Joints: 14/20, Disc OD: 20mm, Disc Porosity: Medium.

  • Funnels, Addition, PTFE Stopcocks

    Chemglass

    Cylindrical style addition funnel with a standard taper top outer joint and lower inner joint, both being the same size. With pressure equalizing arm and PTFE stopcock. Funnels with 14/20 and 19/22 joints are supplied complete with a stopper. For replacement stoppers see CG-3000.

  • Eco Funnels, 4 Inch, HPLC Waste Hook Adapters

    Chemglass

    Same as the standard 4" ECO Funnel, but with the addition of an HPLC waste hook adapter that connects to the side of the funnel eliminating the danger of dangling waste lines into bottles and containers.

  • Graduated Addition Funnels

    DWK Life Sciences (Kimble)

    Cylindrical funnels have a pressure equalizing line, a PTFE stopcock, and a lower drip tip Graduations to the stopcock are numbered both up and down Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

  • Support Assemblies, 47mm, Fritted, 40/35

    Chemglass

    Glassware system for vacuum filtration using 47mm membranes. This assembly uses a standard taper 40/35 joint to connect the support base to the filtering flask, eliminating the possiblility of phthalate contamination from rubber stoppers. Recommended for filtering corrosive solutions, particulate…

  • Scienceware® Buchner Funnels, Two-Piece

    Bel-Art - SP Scienceware

    Easy-to-clean two-piece, polypropylene plastic Buchner funnels include a molded in perforated plate. Lightweight; not top-heavy Steam autoclavable at 121°C (250°F) Use with Vac-Ring Filter Seal (1189N06) for quick filter setup

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

    DWK Life Sciences (Kimble)

    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® Polypropylene Micro Funnels

    Bel-Art - SP Scienceware

    Perfect for micro work, filling burettes, manometers and small bottles. Polypropylene plastic Steam autoclavable at 121°C (250°F)

  • Support Assemblies, 47mm, Fritted

    Chemglass

    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…

  • 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

  • Holder Separatory Funnel 125-500ml

    Glas-Col

    The funnel holder will accommodate up to three funnels at once, depending on size, and can hold funnels as large as 500 ml. You can mount one or two of these holders on the shaker base. Just load the funnels with the stopcock down, adjust to the desired shaking position, and turn on the shaker. The…

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