No 8 Stopper

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No 8 Stopper
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  • No 8 Stopper, Silicone

    DWK Life Sciences (Wheaton)

    Silcone rubber stopper Makes the connection to a standard 1 liter Erlenmeyer-style filtration flask Size: No. 8 Case of 6

  • 1-place, 3-place, or 6-place Standard cup accepts No.8 or 8b stopper Choice of 2- or 3- way valves Vacuum manifolds allow filtration of multiple samples either at once or independently by controling the separate branch valves. The durable type 304 stainless steel can be used for…

  • Size No. 000, 00 and 0 have hole 3 mm diameter; sizes No. 1 and 2 have hole 4 mm in diameter; all other sizes have hole 5 mm in diameter.

  • 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

  • KimCote® Filtering Flasks

    DWK Life Sciences (Kimble)

    …leakage 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…

  • 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.

  • Standard Grade Size No. 000 is 18 mm long; sizes No. 00 to No. 13 are 25 mm long. Sizes No. 13 1/2, 14 and 15 are 35 mm, 36 mm and 39 mm respectively.

  • …can 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…

  • …has excellent chemical resistance and withstands continuous service at 130°C Autoclavable 2,000 mL flasks have molded-in graduations Stopper size: 50 mL flask No.1; 125 mL flask No.3; 250 mL flask No.6; 500 mL flasks No.7; 1,000 mL flask, No.8; 2,000 mL flask, No.10. NOTE: before…

  • Gravi-Seal 47 mm Analytical Funnel

    GVS Filter Technology

    …gravity-sealing design prevents filter bypass or sample leakage when using depth filters. Graduations up to 350 mL in 50 mL intervals. The No. 8 stopper mounts in a standard 1 liter filtering flask or in multi-position manifolds. The polysulfone unit has a dustcover, is autoclavable and chemically…

  • Standard Grade Sizes No. 00, 0 and 1 have holes 2, 3 and 4 mm diameter, respectively; all other sizes have holes 5 mm diameter

  • Filter Holder Manifolds

    MilliporeSigma

    …simultaneous filtration of three or six test samples. Use Millipore glass, plastic or stainless steel filter holders fitted with standard No. 8 perforated stoppers over holder outlets. Manifolds connect to single vacuum source and use separate control valves at each station for independent…

  • …developed a 3-port platinum cured stopper assembly and sanitary KYNAR® clamp to provide sterile fluid transfer with no extractables as required in bio-tech and pharmaceutical applications. The stopper ports are designed to connect to 1/8", ¼" (4-port Stopper has two ¼" tubes) and…

  • 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

  • …are calibrated “to contain” (TC) and are useful as a mixing cylinder. Graduations are in durable white enamel. Each features a PYREX® No. 13 Standard Taper stopper. Approximate height does not include stopper. For replacement PYREX® Standard Taper stoppers, see No. 7650-13

  • 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

  • Stainless Steel Vacuum Manifold

    Thermo Scientific Nalgene

    …on the bench top Designed with three vacuum outlets, each with leakproof, two-way valve and vent port Each outlet securely holds a No. 8 stopper and the stem filter funnel without interference Autoclavable Easy manipulation of individual funnels due to spacing of outlets. Teflon…

  • …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.…

  • Filter Funnel With Dark Membrane

    Thermo Scientific Nalgene

    …of membrane for microbiological analysis. Membrane diameter is 47 mm and the pore size is 0.45 µm. Polypropylene housing with polystyrene collar. Supplied with six sterile funnel adapters, designed to fit a No. 8 rubber stopper. Each funnel is packaged in an easy-open bag for convenience.

  • Nalgene Polypropylene Carboys

    Thermo Scientific Nalgene

    …series Graduated to contain in 1-gallon and 5-liter increments Two molded handles and size 83B polypropylene screw cap; also accepts No. 13 1/2 rubber stopper in place of cap Not recommended for use with hazardous materials Autoclavable and leakproof Dimensions: 10 liter carboy: 15 1/4”…

  • 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 support, anodized aluminum spring clamp, and silicone stopper. Parts are also available seperately. Filter Diameter: 25mm, Filtration area is 2.5cm². Capacity: Funnel: 15ml. Outlet fitting: No. 5 perforated silicone stopper mounts in standard 125ml flask. Membrane Prefilter: 25mm.…

  • KIMAX Erlenmeyer Flasks, Wide Mouth

    DWK Life Sciences (Kimble)

    Wide mouth, with heavy-duty, tooled top finish and scale to indicate approximate volumes ASTM Specification E 1404 Type I Class 2 The 125 mL flask takes No. 6 rubber stopper; 250 mL flask, No. 8; 500 mL flask, No. 10; 1,000 mL flask, No. 11; 2,000 mL flask, No. 13.

  • These PYREX® gas washing Standard Taper stoppers are replacements for the 500mL gas washing bottles (No. 31760-500EC). Sidearm tubulations are 8mm O.D. A 40/50 Standard Taper stopper is used to seal the top to the base. This Standard Taper stopper incorporates a tube with a 20mm diameter extra…

  • …replacement for 6340-4L) These 4L PYREX® pear-shaped separatory funnels have glass No. 8 Standard Taper stopcocks and strong, hollow No. 38 Standard Taper glass stoppers. For replacement glass Standard Taper stoppers, see No. 7650; for stopcock plugs, see No. 7680; for retaining clips, see No. 7280.

  • …Polytetrafluorethylene (PTFE) No. 8 Product Standard stopcocks and strong, hollow No. 38 Standard Taper glass stoppers. The PTFE plug fits into the micro-finish barrel. The plug also reduces freezing problems and grease contamination. For replacement glass Standard Taper stoppers, see No. 7650; for…

  • These PYREX® gas washing Standard Taper stoppers are replacements for the 500mL gas washing bottles (No. 31760-500C). Sidearm tubulations are 8mm O.D. A 40/50 Standard Taper stopper is used to seal the top to the base. This Standard Taper stopper incorporates a tube with a 20mm diameter coarse…

  • Automatic Zero Reservoir Burets

    Wilmad-LabGlass - SP Scienceware

    …2001G50 Buret provides 8 7/8 inch clearance 2001F10 Buret has a 500 mL reservoir with No. 9 stopper; 2001F15 Buret has a 500 mL reservoir with No. 8 stopper; 2001F20 Buret has a 1,000 mL reservoir with No. 9 stopper; 2001G50 Buret is amber and has a 32 oz. amber reservoir with No. 9 stopper.

  • 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.

  • …importance. Serum bottles are also suitable for storing distilled water and standard solutions. PYREX bottles have the strength to withstand hot air (dry) or steam (wet) sterilization. Necks are tooled to increase mechanical strength and provide uniform stopper fit. (Rubber stopper No. 8).

  • …to those on all cylinders, has been added. The graduation line is sharp and permanent and the white markings are easy to read.  Flasks with capacities of 1, 2 and 5 mL come with a No. 8 PYREX stopper while 10 and 25 mL capacity versions are supplied with a No. 9 stopper. Reference: ASTM E-237.

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