Filter Stopper

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Filter Stopper
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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

  • Filter Stopper RBR #8 0.625" Hole

    Thermo Scientific Nalgene

    No. 8, rubber For use with 145- and 147-series analytical test filter funnels and filter funnel with clamp

  • 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…

  • …to open the funnel and risk introducing contamination Vent filter ensures no airborne contamination is drawn into the funnel during filtration Attaches directly to a standard laboratory manifold or use with adapter and stopper Volume graduations are clearly marked for ease in measuring…

  • XX2014718

    MilliporeSigma

    Designed for use with Millipore stainless steel vacuum filter holders Stopper Size: No. 8 Hole I.D.: 9.5mm (3/8 in.) Silicone rubber construction

  • 47mm Magnetic Filter Funnels

    Pall Life Sciences

    …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 connection. Dual magnets ensure a tight, no-leak seal between the funnel…

  • Filter Holder Manifolds

    MilliporeSigma

    stoppers over holder outlets. Manifolds connect to single vacuum source and use separate control valves at each station for independent operation. Use vent ports on each stainless manifold station to attach Swinnex filter holders or Millex filter units to maintain sterility on test filter's

  • 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…

  • Perfect Fit Vacuum Manifolds for Use with the MicroFunnel Filter Funnel No adapters or rubber stoppers required to hold the filter funnel in place Works with all Pall Life Sciences MicroFunnel filter funnels, including the 100mL and 300mL sizes Durable aluminum and stainless steel…

  • Filter Assy 90mm w/4L Flask

    DWK Life Sciences (Kimble)

    …glass support, the ground joint connection eliminates the possibility of phthalate 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…

  • Clamp Style Polysulfone Filter Funnels

    Thermo Scientific Nalgene

    …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 4618Q60, also available separately.

  • 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

  • …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). Measures 23 x 7 cm (9 x 2.75").…

  • Filter Flask with Stopper Joint

    Wilmad-LabGlass - SP Scienceware

    This borosilicate glass heavy wall filtering flask can be used with FILTERWARE® Filtration Apparatus (LG-1755). Supplied with a silicone stopper with 9/16" hole and a #2 hose connection, the 4000mL flask has 1/2" connections.

  • …than stainless steel and more durable than glass Tapered stem fits standard size #2 stoppers Available in 50 and 200 mL capacities Changing filters is easy. Twist-lock coupling minimizes filter tearing Applications: Ideal for liquid clarification, vacuum filtration, and…

  • 47mm Filter Graduated Funnels: 300mL, 500mL, 800mL Autoclavable Advantec’s Polysulfone 47mm Filter Holders are an economical alternative to glass vacuum holders. The durable polysulfone plastic construction is chemically resistant and can withstand mishandling. The recessed…

  • Filter Funnel, Threaded

    Thermo Scientific Nalgene

    … Screw-type closure holds membrane in place Autoclavable Can be used with any filtering flask or manifold that accepts a suitable rubber stopper with hole. Includes one easy-to-use, no-twist Nalgene® vacuum gasket, which can replace a No. 7 or 8 rubber stopper with a 9/16” (15 mm) hole.

  • …and can be sterilized in dry heat to 180°C.Can be used up to 200°C.GV 025 Series GV 025/0 Glass Vacuum Filtration Device, glass frit filter, rubber stopper connection, membrane filter accessories Cytiva offers a choice of Whatman holders for use with membrane filters.

  • 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

  • KimCote® Filtering Flasks

    DWK Life Sciences (Kimble)

    …of toxic 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…

  • 125 ml Flask, Filter, Grad, No 5 Stopper Jt

    DWK Life Sciences (Wheaton)

  • Filter Adapters

    Bal Supply

    …funnels, Gooch crucibles, filter tubes, etc. in filtration assemblies. The adapter does not need to be fitted closely around the funnel stem to be functional. Can be used singly or nested with adjacent sizes. Eliminates boring of special size holes in rubber stoppers and difficulties of insertion…

  • Assembly consists of stainless steel funnel, funnel base, and filter support; anodized aluminum locking ring; nylon lockwheels; PTFE gaskets; silicone stopper; grounding wire. Holder is autoclavable but not with filter in place.

  • Analytical Test Filter Funnels

    Thermo Scientific Nalgene

    …has official certification for water quality work The 0.2 µm membrane is excellent for sterility testing Graduated upper chamber provides accurate and convenient sample measurements Includes six funnel adapters designed to fit a #8 rubber stopper with a 1/2-inch hole. Case contains 50 filters.

  • Plastic Utility Boxes

    Thermo Scientific Nalgene

    …Snap-on lid of low-density polyethylene has recessed top covered with opaque styrene acrylonitrile insert. For storage of dry materials, filters, stoppers, etc. and short term storage of non-volatile liquids. Usable temperature range -25° to +80°C. 1917H50 Utility Boxes are ideal for electrophoresis…

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

  • 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

  • Filter Adapter Set, Neoprene

    United Scientific Supplies

    …crucibles, filter tubes and other apparatus in filtration assemblies These adapters are functional even if not tightly fitted around the funnel stem Can be used individually or nested with adjacent sizes Provide an excellent alternative to boring special size holes in rubber stoppers

  • …Silicone cover, KS13 filter holder with injector needle, PTFE stopcock, and 1/4"ID silicone tubing(21"L). The anodized aluminum clamp secures the membrane between the funnel and sintered glass frit base. The No.8 silicone stopper mounts in a standard 1L vacuum filter flask or manifold cup.…

  • …in three graduated funnel capacities 15, 150, or 300 mL. The No.5 silicone stopper mounts in a standard 125mL vacuum filter flask.  Unit includes: Funnel, Base/Support(gasket w/ screen), Clamp, Stopper Please Note: ALL Advantec items have a maximum 48 hour cancellation window.…

  • For replacement stoppers, see 12633 or 12635. For stopcock plugs, see 8224.

  • Filter Assy 90mm w/2L Flask

    DWK Life Sciences (Kimble)

    …glass support, the ground joint connection eliminates the possibility of phthalate 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…

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