Specialty Flasks

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  • Biomass Flasks

    GSC International, Inc.

    These biomass flasks are made from quality borosilicate glass. They all have a 24/40 ground glass bottom joint, but their top joints are all different sizes that are designed to fit our various distilling arms . The large top openings are ideal for inserting materials for distillation. …

  • Pressure Vessel, Round Bottom, Synthware, Capacity: 75, 15, or 350mL available, OD: 46-80mm available, Length: 129-162mm available, GL Thread: 15 or 25 available.

  • Round bottom, HEAVY WALL three neck flask with standard taper outer joints on the center and side necks. Indentations increase agitation of the contents of the flask during stirring. Please Note: Morton Style Reactors/Flasks Not Suitable For Vacuum.

  • Immersion Well, Photochemical, Synthware, Without Joint, Outer Body Length: 390mm.

  • Round bottom storage flask which can maintain dry, grease-free and deoxygenated solvent storage for long periods of time. Unique design permits filling of the flask using a 24/40 inlet off of a vacuum line and recovery of the solvent via a cannula or syringe through the valve body.

  • Conical Flange Vessel Clamp

    SP Wilmad-LabGlass

    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…

  • Round bottom, HEAVY WALL, five-neck flask with standard taper outer joints on the center neck and vertical side necks.

  • 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…

  • KIMAX Sugar Flasks

    DWK Life Sciences (Kimble)

    Kohlrausch, Class A Borosilicate glass Calibrated to contain 20°C Mouth enlarged for easier introduction of sample Meet NBS requirements

  • Heavy wall, spherical reaction flask with three vertical necks. Flask has a Zero Dead Space (ZDS) bottom valve. The valve features no material hang-up in the fully open position. When closed, the valve seats flush with the bottom of the flask.

  • Thomas Nos. 1165M15, 1165M16, 1165M17, 1165M18, 1165M19, 1165M20, 1165M21 Jacketed cylindrical flask with flush seal and beaded pipe²inlet and outlets. The flask is graduated on both sides²which allows for either left or right hand orientation.²Features a Schott-Duran style o-ring…

  • Round bottom flask with single neck with standard taper joint and a 8mm side outlet with either a 2mm glass stopcock or a 0-3 inlet valve. Ideal for Schlenk lines and either NO-AIR or vacuum applications. Includes one 9096-32 septa for side arm.

  • Head, Duran Flange

    Ace Glass

    Product family consisting of large spherical flasks and the heads that complement them. Flasks that feature a bottom outlet have descriptions that state the outlet's type, otherwise the flask has no outlet.

  • Storage or small reaction flask with standard taper joint on side arm. Can be used in gas applications or vacuum and NO-AIR applications. Available in tube and bulb styles with 0-3 vacuum valve.

  • European style flask with tapered walls and a shallow hemispherical bottom for more efficient mechanical or magnetic stirring. Entire body of the flask is jacketed and has two hose connections for circulation of heating or cooling liquid. With standard taper outer joints on center and side necks.

  • Round bottom, HEAVY WALL, three-neck flask with standard taper outer joints on the center neck and vertical side necks. Lower half of the flask is jacketed with two hose connections for circulation of heating or cooling liquid. Lower outlet is a CG-424-05, 4mm PTFE straight bore stopcock.

  • 1L or 2L jacketed general purpose bench top reactor system supplied complete with everything necessary for operation. The system is designed so that all wetted surfaces are glass and PTFE for maximum chemical compatibility. A small overall stand footprint and flexible drive shaft combination allow…

  • Large scale spherical pilot plant reactors providing self-contained reaction system for research and production purposes. Systems available in 50L, 72L, 100L and 200L capacities, with bottom outlet. Adjustable height top and bottom flask supports. Inte

  • With three necks and PTFE plug (5mm bore on 5000mL, 4mm bore on all other sizes) stopcock outlet. Available in standard and heavy wall. Heavy wall approximately 30% heavier than standard wall. For stopcock plugs, see 8224. For heating mantle, see 12039

  • Rugged spherical reaction flask with Duran style flat flange with O-Ring groove, for use with 6517 Quick Release Clamp. Various valve and bottom fitting configurations available, see individual listings. each flask includes a CAPFE (PTFE encapsulated silicone) O-Ring. Plain silicon O-Rings are also…

  • These borosilicate glass reaction vessels are jacketed with 1/2" hose connectors. They have four indentations for improved stirring and a tooled flat flange with an O-ring groove for a greaseless seal.

  • SYNTHWARE transfer/storage flask for long term storage of deoxygenated solvent. Recovery of solvent is done thru the valve body using a cannula or syringe.

  • Round bottom single neck flask having a standard taper outer joint. Available with a choice of a 2mm high vacuum glass stopcock having a S.S. constant pressure retaining device or a 0-4mm Chem-Cap® Airfree® inlet valve.

  • Heavy wall round bottom three neck flask with standard taper outer joints on center and side necks. Lower outlet is a CG-911-A extended tip which fills the seat area and permits total agitation of the contents of the flask. Once opened the contents of the flask will drain through the sidearm. The…

  • Flask, Freeze Dry

    Ace Glass

  • Round bottom, HEAVY WALL, four neck flask with standard taper outer joints on the center and 20º angled side necks.

  • Pear shape HEAVY WALL flask with a standard taper outer joint.

  • Flat bottom flask featuring a single, short neck with a standard taper outer joint.,/p>

  • Rugged cylindrical reaction flask Duran, flat, ground flange and O-ring groove, with an Easy Action Plug bottom outlet with Chemraz O-Rings for draining contents. For use with 6517 quick release clamp. Each flask is supplied with one CAPFE O-Ring (PTFE encapsulated silicone O-Ring). Plain silicone…

  • Reactor head, 60mm o-ring groove flange with (3) in-line 24/40 joints. Use with our 6384, 6386 and 6388 reactor bodies.

  • Reaction Vessel, Photochemical, Synthware, Joint: 14/20 + 24/40, #50 Internal Top Thread, #7 Arm Side Thread, 500mL Capacity.

  • SYNTHWARE modified Schlenk flask with a standard taper outer joint and a 2mm bore PTFE stopcock in side arm. The Kjeldahl shape permits easy transfer of liquids and solids. The lower portion of the flasks fits standard heating mantles to facilitate heating and stirring.

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