Long neck reduces splashing that could reach the closure Neck accommodates polypropylene and stainless steel closures Durable white ceramic marking spot Manufactured from ASTM Type I, Class A borosilicate

Ideal for cultures that require a large surface area to volume ratio Beaded rim ensures a greater resistance to chipping Available without baffles or with three standard baffle indents to improve agitation during shaking Neck accommodates standard rubber stoppers Durable white ceramic…

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.

These Dewar Flasks provide a convenient alternative to VT systems for studies at 77 K, and are silvered around the reservoir. 150mL flask lasts 60 minutes after a filling Offset reservoir is designed for cavities that have limited space between the reservoir and the drive shaft for the iris

Available in various sizes, these borosilicate glass round bottom flasks have three vertical necks with Standard Taper outer joints. The side necks are 180° apart.

For the determination of water in petroleum and bituminous materials, these borosilicate glass Bidwell-Sterling moisture traps collect liquefied vapor. They feature a connection between top of vapor tube and graduated tube. This construction allows excess solvent to return to flask with minimal…

This clamp is designed for reaction vessels/kettles with a conical flange. The top clamp is easily removed without disturbing the cover or body of reaction flask. Disassemble by loosening nuts. Includes extension rod for clamping to a laboratory stand. NOTE: Use with LG-8010 to LG-8050 vessels…

Calibrated "to contain" (TC) at 20°C, these Class A, borosilicate glass, wide mouth flasks are designed to provide pipette access along with facilitating filling and sampling. Unique flat bottom interior permits use of a standard stir bar. The heavy wall thickness gives greater…

Featuring a center neck and two side necks with full length outer Standard Taper joints, this borosilicate glass 3-neck reaction vessel lid/cover has an 6-5/8" flange O.D. and comes with a size 359 O-ring. Designed to be used with 2000mL, 3000mL, and 4000mL cylindrical reaction vessels…

Calibrated "to contain" (TC) at 20°C and amberized for light sensitive studies, these Class A, borosilicate glass, wide mouth flasks are designed to provide pipette access along with facilitating filling and sampling. Unique flat bottom interior permits use of a standard stir bar. The…

Glass quality, calibration lines, inscription and appearance are maintained according to the former NBS circular 602. Flask has a marking spot in addition to a serial number. Calibrated to contain (TC) at 20°C. Supplied with stopper.

Featuring a center neck and three side necks with full length outer Standard Taper joints that are 120° apart, these borosilicate glass reaction vessel lids have a conical flange. Bottom flange ID is 4" and ground for a leak-proof fit with a reaction flask. For use with reaction vessels…

70, 100 and 120 mm caps are manufactured from glass filled PBT 70, 100 and 120 mm caps supplied with red rubber liner and Ultem impeller retaining nut Shur-Lok® 140 mm cap design has an unique compression O-ring design to insure tight internal seal of the flask and is supplied with Ultem…

Featuring a wide base for greater stability, these borosilicate glass flasks have a serial number and a marking area. Its design addresses the needs of smaller volume vessels. All sizes are made to meet the requirements of ASTM E 237. Calibrated "to contain" (TC) at 20°C and supplied…

Used for the determination of sulfites in food and related product, this Monier-Williams Sulfites distilling apparatus is made of borosilicate glass and has Standard Taper 24/40 outer and inner joints. The complete unit consists of a special outlet adapter with a double bend, a 300mm long Allihn…

Calibrated "to contain" at 20°C, the upper neck of these borosilicate glass flasks are enlarged to permit easy introduction of solids. Each flask is provided with a marking spot in addition to a serial number. NOTE: Supplied with Certificate of Compliance

Three deep baffle indents to improves gas transfer during shaking Long neck reduces splashing that could reach the closure Neck accommodates polypropylene and stainless steel closures Durable white ceramic marking spot Manufactured from ASTM Type I, Class A borosilicate

These borosilicate glass distilling receivers with inner and outer Standard Taper joints are used to determine the amount of dilution in crankcase oils when gasoline has been used as fuel. Receiver design keeps heat-sensitive materials away from the hot base of the flask. Calibrated "to…

Featuring a center neck and two side necks with full length outer Standard Taper joints, this borosilicate glass 3-neck reaction vessel lid/cover has a flat flange. For use with large capacity cylindrical reaction vessels, 2000mL, 3000mL and 4000mL (LG-8082, LG-8084, LG-8085, and LG-8089). Flange…

Available in various sizes, these borosilicate glass round bottom flasks have four vertical necks - one center neck and three side necks which are 90° apart. All necks have Standard Taper outer joints.

Made of borosilicate glass, these dissolution test vessels/flasks have smooth hemispherical bottoms, straight sides, and flat flanges. Reference: USP 23 (711)

Featuring a center neck and two side necks with full length outer Standard Taper joints that are 180° apart, these borosilicate glass reaction vessel lids have a conical flange. The bottom part of lid is finely ground for a leak-proof fit with flask. LG-8030 is used on cylindrical or…

These borosilicate glass cylindrical reaction vessels are without constriction at the top and have a flat bottom. They feature sturdy walls and a tooled flat flange with a surface ground to assure a tight seal. There is a gently sloping contour at junction of side wall and bottom, thus preventing…

These cylindrical borosilicate glass reaction vessels are jacketed with 1/2" hose connections. They have a tooled flat flange with an O-ring groove for a greaseless seal. Suitable for vacuum operation. Wall thickness is uniform throughout flask. NOTE: Use LG-7316 clamps.

Beaded rim ensures a greater resistance to chipping Three standard baffle indents to improve agitation during shaking Neck accommodates standard rubber stoppers Durable white ceramic marking spot Manufactured from ASTM Type I, Class A borosilicate

Cylindrically shaped, the upper end of these borosilicate glass reaction kettles are tooled to obtain a thickened portion and flat top.The finely ground tops create a leak-proof fit with covers LG-8030 to LG-8050, ML-1285 and ML-1286.

These borosilicate glass volumetric flasks are provided with a plastic closed-bottom stopper which fits the Standard Taper ground zone. Stopper design prevents the neck from breaking if flask is tipped over. Calibrated "to contain" (TC) at 20°C.

Calibrated "to contain" (TC) at 20°C, this heavy walled borosilicate glass viscosity flask has a top with reinforced lip and is used in determining Saybolt viscosity of petroleum and bituminous materials. This receiving flask can be used in Saybolt viscometer baths. Conforms to ASTM D…

Featuring a center neck and three side necks with full length outer Standard Taper joints, this borosilicate glass 4-neck reaction vessel lid/cover has a 6-5/8" flange O.D. and comes with a size 359 O-ring. Designed to be used with 2000mL, 3000mL, and 4000mL cylindrical reaction vessels…

These borosilicate glass volumetric flask sizes comply with requirements for Type 1, Class A "Unserialized flasks". They are supplied with a standard taper penny head glass stopper. Calibrated "to contain" at 20°C. Reference: ASTM E288 and Federal Specifications NNN-F-289.…

Vortex impeller design provides gentle stirring while insuring top-to-bottom mixing Impeller extends above the media surface to increase aeration of media All components are autoclavable Impeller components are made from FDA approved materials

Made of borosilicate glass, these freeze drying flasks are used with VirTis® lyophilizing equipment. Openings are extra-wide for efficient shell freezing and suited for bulky samples. Wall thickness of flask is designed for vacuum applications. These flasks are supplied with a nylon translucent…