Specialty Flasks

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  • Cylindrical Reaction Vessels with O-Ring Flange

    Wilmad-LabGlass - SP Scienceware

    These borosilicate glass cylindrical reaction vessels 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.

  • SYNTHWARE Schlenk Storage Tubes with High Vacuum Valves

    Kemtech America

    SYNTHWARE Schlenk storage tube with a high vacuum valve. The valve has a PTFE O-ring at the tip and a PTFE wiper to protect the O-rings on the shaft. Valve is used to control liquid or gas flow into the vessel.

  • Overflow Measuring Flasks

    WTW

    Overflow measuring flasks are a simple and very precise way to conform to fixed volume instructions. They are available in different sizes for different measuring ranges with the respective sample volumes.

  • Flasks Only, Freeze Dry

    Chemglass

    Flat bottom borosilicate flask for use with Labconco and Virtis freeze dryers. Wide mouth design provides easy access sample. PLEASE NOTE: FLASKS ONLY. NOT SUPPLIED WITH RUBBER TOP, FILTER OR O-RING.

  • 4 Neck Reaction Vessel Covers

    Wilmad-LabGlass - SP Scienceware

    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…

  • Cylindrical Jacketed Reaction Vessels with O-Ring Flange

    Wilmad-LabGlass - SP Scienceware

    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.

  • Flask, Reaction, Cylindrical, Jacketed

    Ace Glass

    Rugged cylindrical reaction flask with Duran, flat, ground flange and o-ring groove, with water/steam jacket. Jacket inlet/outlets are available with either 35/25 o-ring ball joints (sealed tangentially) or with Ace-Thred connections. For use with 6517 quick release clamp. Flask supplied with one…

  • SYNTHWARE Reaction Tubes with High Vacuum Valve

    Kemtech America

    SYNTHWARE cylindrical reaction tube with a standard taper outer joint and a high vacuum valve sidearm. Useful for sample storage or simple reactions. Valve plug may be removed to sample from the tube while an inert gas purge is passed through the sidearm.

  • Flasks, Heavy Wall, Round Bottom, 3-Necks

    Chemglass

    Round bottom, HEAVY WALL three neck flask with standard taper outer joints on the center neck and 20º angled side necks. Flasks with 29/26 center necks have a groove tooled just below the grind to aid in clamping of the flask.

  • Pear Shaped Glass Recovery Flasks

    United Scientific Supplies

    Heavy wall recovery flasks are ideal for use with rotary evaporators. Flasks feature a square bead and a single neck with ground glass 24/40 joint. Opening at top is designed for easy recovery of reaction products using a spatula. Flask bottom fits standard heating mantles.

  • SYNTHWARE Modified Schlenk Flasks with Teflon® Stopcocks

    Kemtech America

    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.

  • Disposable Side-arm Assembly

    Corning

    Disposable Side-Arm Assembly For 500ml disposable spinner flask,1/4 id c-flex, mpc, sterile, case of 2.

  • Flasks, Heavy Wall, Round Bottom, 3-Necks

    Chemglass

    Round bottom, HEAVY WALL three neck flask with standard taper outer joints on the center neck and vertical side necks. Flasks with 29/26 center necks have a groove tooled just below the grind to aid in clamping of the flask.

  • Iodine Flasks

    Corning

    For the determination of the iodine number of oils, fats and waxes by the Wijs and Hanus methods Flaring, funnel-shaped lip and Standard Taper 22 stopper

  • Flasks, Reaction, 2-Neck, Airfree®, Schlenk

    Chemglass

    Round bottom 2-neck flask having standard taper outer joints, both being of the same size. 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. Side neck can be fitted with a CG-3022 septum…

  • Cylindrical Jacketed/Indented Reaction Vessels, O-Ring Flange

    Wilmad-LabGlass - SP Scienceware

    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.

  • Reaction Flask, Spherical, Jacketed

    Ace Glass

    Spherical, jacketed reaction flask with 100mm (4") flat flange top. Jacket inlet/outlets available with either tangentially sealed 28/15 o-ring ball joints or with Ace-Thred connections. Use 6496-10 clamp to secure head to flask.

  • Reaction Flask, Spherical

    Ace Glass

    Rugged spherical flask with neck opening of 4" (10.2cm). Standard size flasks use regular Glas-Col heating mantles of equivalent capacity. Length of straight section including flange, approximately 9.5cm (33/4 "). Uses 6496 Clamp for securing flask hea

  • SYNTHWARE Immersion Well, Photochemical

    Kemtech America

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

  • Benchtop Reactor, All-in-one

    Ace Glass

    A complete, general purpose benchtop reactor. Self-supported with a 20 x 15in footprint, 33 in high. Reactor features a 100mm (4 in) head with (4) 24/40 joints, an allihn condenser, a pressure equalizing funnel, overhead glass stirring assembly with variable speed motor and controller, heating…

  • PYREX® Replacement Flask for the 1L Extractor System

    Corning

    This is a 1L PYREX® replacement flask with a 29/42 outer Standard Taper joint for the No. 3840-XL 1L extractor system. The tubulation O.D. on the condenser is 10mm.

  • Flasks, Reaction, Single Neck, Airfree®, Schlenk

    Chemglass

    Kjeldahl shape facilitates heating and stirring while permitting easy transfer of liquids or solids. Lower portion of flask fits standard heating mantles. 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®…

  • SYNTHWARE Modified Schlenk Flasks with Glass Stopcocks

    Kemtech America

    SYNTHWARE modified Schlenk flask with a standard taper outer joint and 2mm bore glass 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.

  • 3 Neck O-Ring Flange Reaction Vessel Cover for Size 359 O-Rings

    Wilmad-LabGlass - SP Scienceware

    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…

  • Reaction Assembly, Spherical Flask, 12L thru 72L

    Ace Glass

    Complete reaction assembly available in 12L, 22L, 50L and 72L spherical flask capacities. Unit is complete with heating mantle and controls, mechanical stirrer and controls, pressure equalizing funnel and pilot plant condenser.

  • Flasks, Storage, Side Arm, Airfree®, Schlenk

    Chemglass

    Round bottom storage flask with a standard taper outer joint on the sidearm. The 50, 100 and 250mL sizes have a 0-4mm Chem-Vac™ Chem-Cap® valve while the 500 and 1000mL sizes have a 0-8mm valve size.

  • Multi-Neck Reaction Flask Tops

    DWK Life Sciences (Kimble)

    Three-neck or four-neck flask top with a flat ground flange for use with cylindrical and spherical flasks having the same ID Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

  • Flasks, Heavy Wall, Pear-Shaped, 3-Necks

    Chemglass

    Pear shape, HEAVY WALL 3-neck flask with standard taper outer joints on the center and 20º angled side necks.

  • CELLine Bioreactor Flasks

    Argos Technologies

    CELLine Flasks are ideal for monoclonal antibodies and expressed recombinant cellular protein production. Viable in vitro alternative to using mouse ascites, standard cell culture or tissue culture products. Bioreactors utilize innovative membrane technology to separate the cell cultivation area…

  • Conical Flange Vessel Clamp

    Wilmad-LabGlass - SP Scienceware

    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…

  • VITLAB, PFA Round Bottom Flasks

    BrandTech®

    These corrosion- and leach-resistant flasks are excellent for rotary evaporation and distillation of high-purity chemicals. They are manufactured from PFA (a perfluoroalkoxy polymer) for excellent resistance to heat and chemical contamination, as well as smooth surfaces that greatly simplify…

  • 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

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