Stoppers For Filter Flask

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Stoppers For Filter Flask
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  • No. 8 Perforated Stopper

    MilliporeSigma

    Designed for use with 1L and 4L vacuum filtering flasks and 47mm vacuum filter holder assemblies 100% Silicone Material Perforated, 1-hole accepts filter holder assemblies and tubing Pack of 5

  • …heavy wall flasks have a seated bent, removable plastic tubulation in a grommet. Should the flask be upset, the grommet acts as a shock absorber. For convenience, the flasks are graduated to show approximate capacity. The neck finish affords an excellent fit for rubber stoppers. Tubulation O.D.…

  • filtering flask is designed to ASTM E-1406 Type 2. Heavy Wall Filtering Flasks These PYREX® VISTA™ filtering flasks have sidearm tabulations. For convenience, the flasks are graduated to show approximate capacity. The neck finish affords a fit for rubber stoppers. The filtering

  • …recommended for viscous or proteinaceous solutions to maximize flow rate and the screen ensures particles will not be shed into the filtrate. Available in three graduated funnel capacities 15, 150, or 300 mL. The No.5 silicone stopper mounts in a standard 125mL vacuum filter flask.  Unit…

  • Neoprene filter adapters are designed to fit between a filtering funnel and a flask. For use with Buchner funnels, Gooch crucibles, filter tubes, etc. Can be used individually or nested with adjacent sizes. Eliminates the boring of rubber stoppers and the difficulties of inserting and removing glass…

  • Vacuum Gasket for Filter Funnels

    Thermo Scientific Nalgene

    Replace #7 or #8 stoppers in any manifold or filtering flask with the Thermo Scientific™ Nalgene™ Vacuum Gasket for Filter Funnels. Permits filter funnel to slide quickly and easily in and out of gasket. These filtration products offer reliability, accuracy and safety for many research…

  • KimCote® Filtering Flasks

    DWK Life Sciences (Kimble)

    …or corrosive chemicals The plastic safety coating is steam-autoclavable The 125mL flask has a No. 5 stopper joint The 1, 2 and 4 liter flasks have a No. 8 stopper joint All flasks have a side arm for connection to 3/8” (6 mm) ID flexible tubing Manufactured from 33 expansion,…

  • 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.

  • Filter Assy 90mm w/2L Flask

    DWK Life Sciences (Kimble)

    …contamination that can occur when using silicone or neoprene stoppers Each apparatus is supplied with 1000 mL funnel, 90 mm glass support base, 40-60 micron porosity fritted glass disc, anodized aluminum clamp and filtration flask Manufactured from 33 expansion, low extractable borosilicate…

  • 47 mm Screen, Filter Support, S / S

    DWK Life Sciences (Wheaton)

    …extractable borosilicate glass that conforms to USP Type I and ASTM E 438 Type I, Class A requirements Flasks have a #2 hose connection for 1/4# (6mm) I.D. tubing Designed for filtering viscous or proteinaceous solutions or to produce ultraclean filtrate Includes a 316 stainless steel…

  • With tooled neck for uniform stopper fit. Side hose connection is #11 Ace-Thred that accepts a PTFE Tubing Connector with silicone O-Ring and Nylon bushing to make an easier, safer, more convenient vacuum hose connection. Two connectors are available:

  • Small filtering flasks are recommended for microchemical use All flasks have permanent white-enamel marking spots Takes rubber stopper No. 3; 50 mL size, No. 4; 125 mL size, No. 5

  • Filtering Flask Kit (Vacuum Pump Kit)

    GSC International, Inc.

    …500ml Borosilicate Filtering Flask, Vacuum Pump, Porcelain Buchner Funnell, 9cm filter paper, connection tubing, and a rubber stopper. The stopper hole is specially cut to hold the Buchner funnel. The Vacuum Pump is simplifies the process of vacuum filtration, eliminating the need for a water source…

  • Sterile Disposable Filter Funnel Unit

    Thermo Scientific Nalgene

    …diameter filter with grid Ideal for use with filtering flasks or manifolds Convenient snap-away design with removable membrane; funnel marked at 100 mL Safer and easier to use than cumbersome glass and metal funnels Each package contains a Nalgene vacuum adapter to replace a stopper

  • HEAVY WALL Erlenmeyer shaped filtering flask with standard taper outer joint. For stoppers see CG-3000.

  • Clamp Style Polysulfone Filter Funnels

    Thermo Scientific Nalgene

    …clamp holds funnel and stem together, yet allows easy access for retrieval and replacement of membrane. Clamp allows one-handed operation. Funnel may be used with any filtering flask or filter manifold which has a No. 8 rubber stopper with a 9/16” (15 mm) hole. Funnel and clamp, Thomas number…

  • …tend to clog a 47 mm diameter filter.  This unit is also recommended for filtering large volumes of HPLC solvents. The ground glass connection eliminates the possibility of phthalate contamination that can occur when using silicone or neoprene stoppers Each apparatus is supplied with…

  • …funnel and PTFE-faced base, anodized aluminum spring clamp, and perforated silicone stopper. Parts are also available seperately. Filter Diameter: 47mm, Filtration area is 9.6cm². Capacity: Funnel: 300ml, Flask: 1L. Outlet fitting: 6mm (1/4") O.D. tubulated cap sidearm to vacuum. Prefilter…

  • KIMAX Narrow Mouth Erlenmeyer Filter Flasks

    DWK Life Sciences (Kimble)

    … 250 mL flasks take rubber stopper No. 6; 500 mL flasks take No. 7; 1,000 mL flasks take No. 8; 2,000 mL flasks take No. 9; 4,000 mL flasks take No. 12. Flasks are fabricated from molded heavy wall for strength and have a beaded bottom surface that prevents scratching and slippage for additional…

  • 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…

  • HEAVY WALL Erlenmeyer shaped filtering flask with standard taper outer joint and serrated hose connection for attachment to vacuum source. For stoppers see CG-3000.

  • Funnel / PTFE Supp Assy 47mm

    DWK Life Sciences (Kimble)

    …and a #8 silicone stopper PTFE coating prevents membrane from adhering to ground glass surface Funnels are graduated from 100 to 250 mL in 25 mL increments Prefilter size is 35 mm Approximate filter area is 9.6 cm² Connection to our 1 liter filtration flask (available as an…

  • 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

  • filter acidic solutions at a higher flow rate. Available in four graduated funnel capacities 100, 300, 500, or 1000 mL. The No.8 silicone stopper mounts in a standard 1L vacuum filter flask or manifold cup. The optional 2" glass extention allows for physical separation of the 47mm filters

  • Filter Assy 90mm w/4L Flask

    DWK Life Sciences (Kimble)

    …contamination that can occur when using silicone or neoprene stoppers Each apparatus is supplied with 1000 mL funnel, 90 mm glass support base, 40-60 micron porosity fritted glass disc, anodized aluminum clamp and filtration flask Manufactured from 33 expansion, low extractable borosilicate…

  • 10L Bottle/Filter Flask

    United Scientific Supplies

    …this 10L bottle/flask is perfect for filtering large volumes of liquid. The thick walls and design enables this flask to withstand vacuum filtration without imploding. Graduated in 1000mL increments on a scale from 2000mL to 8000mL with an accuracy of +/- 5%. Neck size fits a #13 rubber stopper.

  • Borosil® Bolt Neck Filtering Flasks shape is designed to impart maximum mechanical strength. They are blown in special molds to withstand the demands of the modern laboratory. The neck finish is developed for strength and to ensure a proper stopper fitting. Avail. in 50mL to 20 L…

  • Extra heavy, unmarked blanks for fabrication of filter apparatus. Top has a tooled finish to accept a rubber stopper or neoprene filter adapter.

  • Filtration Assemblies & Flask

    DWK Life Sciences (Kimble)

    …tubing for connection to vacuum sources. A second flask should be connected between the filtering flask and the vacuum source to prevent accidental entry of the filtrate into the vacuum line or pump. ULTRA-WARE® Filtering Flask with Rubber Stopper Joint (1173F68) This flask is…

  • Oxygen Flask Combustion Unit

    Exeter Analytical

    filter paper holder which in turn is placed in a platinum basket attached to the stopper of the flask. The flask is filled with oxygen and the stopper is then placed in the flask. The sample is combusted and the resultant combustion products are absorbed into the solution. The technique chosen for

  • Filtering Flask, Microscale, Synthware, Capacity: 25 or 50mL available, Top is tooled for #2 neoprene filter adapter or #3 rubber stopper

  • Filter Flask, Safety Coated

    DWK Life Sciences (Wheaton)

    Glass components manufactured from WHEATON 33 low extractable borosilicate glass that conforms to USP Type I and ASTM E 438 Type I, Class A requirements Flasks have a #2 hose connection for 1/4 (6mm) I.D. tubing Plastic coated for safety Not Graduated No. 8 Stopper opening

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