No 8 Stopper

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

SIBATA 47mm Filtration Filter Holder Components are available as replacement components, or to create a customized filter holder. Available with fritted glass support base for general and biological applications, or with removable stainless steel screen support base and PTFE gasket for ultraclean…

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

The filtration heads are compatible with stainless steel or glass funnels. These can be fitted with standard No. 8 perforated stoppers. Application: The filtration heads can be used with devices such as EZ-FIT(R) filtration units. These manifolds can support filtration of up to three test…

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.

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

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.

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…

…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…

…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…

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

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…

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

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

…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…

…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…

…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.

… 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.

…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 of our Erlenmeyer-style vacuum flasks have a side arm for connection to 3/8" (6 mm) ID flexible…

…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.

…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…

These 1L PYREX® round bottom boiling flasks have long necks with tooled mouths and take a No. 8 rubber stopper. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for…

…item is an accessory item for the Glass Microanalysis Filter Holder Kit. Features & Benefits:. Side arm connects to vacuum source with 3/8 in. I.D. hose. 1 L and 4 L flasks accept No. 8 perforated stopper. 125 mL flask accepts No. 5 stopperApplications:Vacuum Filtration Using Classic Filter Holders

…Glass Filter Holders. This item is an accessory item for multiple kits.Features & Benefits:. Side arm connects to vacuum source with 3/8 in. I.D. hose. 1 L and 4 L flasks accept No. 8 perforated stopper. 125 mL flask accepts No. 5 stopperApplications:Vacuum Filtration Using Classic Filter Holders

…Glass Filter Holders. This item is an accessory item for multiple kits.Features & Benefits:. Side arm connects to vacuum source with 3/8 in. I.D. hose. 1 L and 4 L flasks accept No. 8 perforated stopper. 125 mL flask accepts No. 5 stopperApplications:Vacuum Filtration Using Classic Filter Holders

…for 1/4# (6mm) I.D. tubing Designed for filtering viscous or proteinaceous solutions or to produce ultraclean filtrate Includes a 316 stainless steel support with 120 mesh screen, PTFE support screen gasket, support base, 300mL graduated funnel, anodized clamp and a No. 8 silicone stopper

…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

…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.

…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.