Filtering Funnels

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  • With ACE fritted disc. Porosities A, B, C and D are priced the same.

  • Buchner filter funnel featuring a standard taper, drip-tip bottom joint and a vacuum source hose connection. Available in various sizes and porosities.

  • Funnel, Powder

    Ace Glass

    Useful in pouring powders or liquids into ground joint containers. Available with standard taper or spherical inner joint. Funnels without joints listed under 7242.

  • Graduated addition funnels similar to 7268 series, except with outside jacket for cooling and/or heating. Jacket extends from just below shoulder of vessel down to the bottom tube just below the stopcock. Stopcock is either 2 or 4mm bore PTFE plug. Bot

  • Pressure equalizing, addition funnel featuring standard taper joints, protected drip-tip, equalizing arm and double scale graduations calibrated from the stopcock. Available PTFE stopcock styles are standard, metering or needle valve. Top stopper is not included.

  • Jacketed version of 7297 series addition funnels. Jacket runs from shoulder at top of vessel to above the PTFE stopcock. Has size D hose barbs for 3/8in ID tubing. Pressure equalizing arm runs from top of vessel to just below the PTFE stopcock. Graduat

  • Borosilicate glass addition funnel. Has either a 2mm glass stopcock or a 0-3mm inlet valve side arm. Has an outer standard taper joint top. Funnel has a 0-4mm Hi-Vac valve bottom outlet ending in an inner standard taper joint. Ideal for Schlenk lines or using to connect or add on to vacuum and…

  • Threaded stopcock with PTFE plug permits smooth needle valve adjustment down to 0.1cc/min. flow rate. Double PTFE ring seals prevent exposure of backup O-Ring to corrosive liquids. Angled position makes manipulation of stopcock easier than conventional style. 24/40 joints top and bottom, double…

  • With standard taper stopper joint. Stopcock available 1:5 PTFE plug. Stopper size is standard taper 24/40. For replacement stopcock plugs, see 8224. For stoppers, order 8250-12. Stopper NOT supplied.

  • Borosilicate glass addition funnel with integral glass fritted disc for filtering out material. Top has inner standard taper joint. Funnel has side arm with 2mm glass stopcock. Bottom outlet has a 0-4mm Hi-Vac valve for precise control and ends in an inner standard taper joint. Both upper and lower…

  • Cylindrical wtih standard taper joint top and bottom, drip stem, pressure equalizing arm and double scale graduations, calibrated from stopcock. Drip stem does not extend beyond joint, thereby eliminating possible source of breakage. Stop cock availabl

  • Cylindrical wtih standard taper joint top and bottom, drip stem, pressure equalizing arm and double scale graduations, calibrated from stopcock. Drip stem does not extend beyond joint, thereby eliminating possible source of breakage. Stopcock supplied

  • Cylindrical wtih standard taper joint top and bottom, drip stem, pressure equalizing arm and double scale graduations, calibrated from stopcock. Drip stem does not extend beyond joint, thereby eliminating possible source of breakage. Stop cock available with glass plug, 1:5 PTFE plug, pr PTFE…

  • Magnetically operated swinging funnel type, with iron slug totally enclosed.This head maintains reflux ratio constant with changing throughput. The vapor bypass is designed to give accurate thermometer readings. Tapered bulb condenser increases capacity without choking. Side arm joint is…

  • Side operated screw feed instrument for addition of powders and solids, up to 25 mesh, to reactions without problems of seizing or binding. Features a flexible PTFE screw thread wrapped on a precision PTFE-ceramic shaft and contained within a precision

  • Cylindrical, graduated reservoir permits determination of volume added at any time during pumping cycle. By stopcock manipulation, material may be pumped from graduated (10mL in 0.1mL) side tube only. This permits obtaining accurate pumping rate over short periods of time. Top joint is 24/40 outer.…

  • Borosilicate glass addition funnel with integral fritted disc. Has outer top standard taper joint, an inner standard taper joint bottom,a 2mm glass stopcock arm at top and a 0-4mm Hi-Vac valve bottom outlet. Ideal for either vacuum or Schlenk lines. Top and Bottom joints are the same size.

  • Cylindrical with standard taper joint top and bottom and drip stem. Stopcock has glass plug. Drip stem does not extend beyond joint, thereby eliminating possible source of breakage. For same funnel with 1:5 PTFE plug, see 9491.

  • Useful where it is necessary to wash the precipitation and redissolve with chemicals which would attack filter paper. Angle of funnel 60 degree.

  • Graduated addition funnel featuring standard taper joints,graduations in both ascending and descending volume,protected drip tip and a glass stopcock. Graduations are calibrated from the stopcock.

  • Buchner filter funnel featuring a standard taper, drip-tip bottom joint and a vacuum source hose connection. Available in various sizes and porosities.,/p>

  • Graduated Instatherm® addition funnel provides precise heating for reactor systems demanding heated or constant temperature for the added reactants. Funnels feature standard taper outer top joints and bottom PTFE stopcock inner joints. All funnels include a 9698-20 connecting controller cord.

  • Cylindrical with standard taper joint at top and bottom and drip stem. Stopcock on equalizing arm permits filling funnel without having to open the system to atmosphere. For replacement stopcock plugs, see 8224. For stoppers, order 8250-12 or 8255-10.

  • Cylindrical, with standard taper 24/40 joint top and bottom. Supplied with 1:5 PTFE stopcock plugs which require no lubrication. Stopcock on equalizing arm permits filling funnel without having to open the system to atmosphere. Drip tip does not extend

  • Cylindrical with standard taper joint top and bottom and drip stem. Stopcock has glass plug. Drip stem does not extend beyond joint, age. Stopcock available with glass plug or 1:5 PTFE plug. thereby eliminating possible source of breakage. For same fun

  • For use with ACE Pressure Reactors. Heavy wall funnel has a #15 Ace-Thred at top that can be stoppered using 5846 Plug, not supplied. Bottom drip tip is long enough to be secured in the #15 Ace-Thred on 6433 Reactor Head or One-Piece Reactor and has a bump and groove that restricts blowout when…

  • Funnel, Addition

    Ace Glass

    With an equalizing arm and a special stopper so that material may be isolated from the atmosphere. Turning the stopper completely closes the vessel to the equalizing arm so that the funnel may be disconnected without exposing contents to moist air, etc

  • Short stem, addition funnel with ptfe stopcock plug included. 24/40 top and bottom joints. Stopper (8250-12) is not included.

  • Cylindrical with 24/40 standard taper joints top and bottom and drip stem. Stopcock has 1:5 PTFE plug. Drip stem does not extend beyond joint, thereby eliminating possible source of breakage. For same funnel with glass plug, see 7291.

  • Similar to 9495, except lower stopcock is solid 1:5 PTFE metering valve, side arm plug is regular 1:5 solid PTFE. For replacement plugs, see 8232 or 8224.

  • With straight, open top and a 2mm bore 1:5 taper PTFE stopcock plug. Porosity A frit, 145-174 micron.

  • Permits solutions to be prepared with No. 13654-24 Stirring Magnet and added portion wise. The T-bore stopcock in the equalizing arm permits isolation of the contents for storage. Capacity, 100 or 250mL. Lower threaded stopcock is all PTFE. Outer joint is standard taper 14/20 or 24/25, inner joint…

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