Schlenk Flask

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Schlenk Flask
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  • SYNTHWARE modified Schlenk flask with a standard taper outer joint and a 0-4 mm high vacuum valve in the side arm. The valve has a PTFE o-ring at the tip. The Kjeldahl shape permits easy transfer of liquids and solids. The lower portion of the flasks fits standard heating mantles to facilitate…

  • Airless-Ware Kjeldahl Schlenk Flasks

    DWK Life Sciences (Kimble)

    …impairing ease of liquid and solid transfer The bottom of the flask is shaped to fit Kontes oil spherical heating mantles. Standard Taper joint size for Thomas numbers 4955L93 through M04 flasks is 14/20; for 4955M05 through M10 flasks; 24/40. Supplied with a glass plug and a pressure/vacuum…

  • 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.

  • …atmosphere. Reservoir head prevents oil from being sucked back into the system. Standard taper inner joint is for use in single or multi-neck flasks. Hose connection has a 9mm OD middle serration. The 24/40 jointed bubbler is available in two sizes; the larger for use in vessels having a capacity…

  • Storage flask sidearm has a 9mm OD tubulation for use with 3/8" Cajon® connections. Chem-Vac™ Chem-Cap® valve is used to control gas or liquid flow into the vessel.

  • 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.

  • 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®…

  • 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.

  • Round bottom single neck flask having a standard taper outer joint with a Chem-Vac™ Chem-Cap® valve sidearm. Plug may be removed for sampling from flask while a purge of inert gas is maintained thru the sidearm. Valve size is as listed.

  • 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.

  • 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.

  • 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…

  • …solids into multi-neck flasks in a dry box, or addition of non-air sensitive compounds into flasks while purging with an inert atmosphere. Can handle from 50mg to 1 gram of solids and is made with a drip tube to avoid getting the solids on the joint or the wall of the flask. ** Design Suggested…

  • …from the line for cleaning by the 0-12mm Chem-Vac™; Chem-Cap®; valves Spacing between the two traps is 175mm for easy placement of dewar flasks. Complete system consists of one 5-port vacuum/inert manifold, one pre-trap, one main trap assembly, one main trap body, two CG-150-05 #28 S.S.…

  • Borosilicate glass connecting tube with 0-4 Hi-Vac valve assembly for setting up Schlenk lines. Can be used for solvent transfer or other volatiles with vacuum distillation directly to storage tubes or flasks. Both ends are inner standard taper joints. Receiving end has a drip tip joint. NO-AIR.

  • Similar to AF-0522, but cylindrical in shape. The 25 and 50mL sizes have a 0-4mm Chem-Vac™ Chem-Cap® valve while the 100 and 350mL sizes have a 0-8mm valve size. PLEASE NOTE: STIR BARS LARGER IN DIAMETER THAN THE OPENING OF THE VALVE, OR STANDARD TAPER JOINT, CAN BE SEALED INTO VESSELS…

  • …to vacuum line and is supplied with a CG-971-01 0-4mm metering Chem-Vac™ Chem-Cap® valve. See CG-1506 for single neck round bottom flasks for use with AF-0540 swivel frit filter. PLEASE NOTE: FILTER TUBE AND 90º ADAPTER MUST BE ORDERED SEPARATELY. **Design Suggested By:…

  • …Chem-Cap®; valve for draining distillate back into the flask. The uptake tube has one row of vigreux indentations, while the 14/20 top outer joint has been eliminated. Temperature can be measured by using a 2-neck flask with a thermocouple or thermometer adapter. The delivery tube…

  • Adapter allows standard single neck round bottom flasks to be used as storage vessels. Sampling can be accomplished by removing 0-4mm Chem-Vac™ Chem-Cap® plug while maintaining inert gas purge thru sidearm. Available with a choice of 14/20 or 24/40 standard taper inner joint.

  • 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.

  • …grease-free operation when used with either the AF-0060 or AF-0061 manifolds. Trap body is 57mm OD x 300mm in length to be used with a 4,300mL dewar flask (CG-1593-05 or CG-1594-05). Complete item consists of the trap stopper and body, one CG-139-02 horseshoe clamp, one #331 Viton o-ring and two…

  • …the #15 o-ring joint and the standard taper inner joint. Frit permits filtration of large particles before introduction into the flask and also serves as a bump trap for reactions being performed in flasks while connected to the manifold. Each adapter is supplied complete with one #116 Viton o-ring.

  • 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.

  • …repeated syringe punctures or changes of the septum without breaching the integrity of the solvent. Lower 3-way valve (C) allows for solvent return to flask, take-off or storage in graduated reservoir. Delivery adapter is fitted with a 12/5 spherical joint for flexibility and a 0-4mm Chem-Vac™…

  • Schlenk style flask for vacuum, NO-AIR or gas applications. Can be used for storage or reactions. Top is either a no.15 o-ring or outer standard taper joints. Side arm has either a 0-3 inlet valve or a 2mm or a 4mm glass stopcock.

  • Flask has a #15 o-ring joint on the sidearm and a Chem-Vac™; Chem-Cap®; valve to control gas or liquid flow into the vessel. All sizes are of heavy wall construction, and are used with AF-0060 and AF-0061 manifolds or any other Airfree® component with a #15 o-ring joint. Supplied…

  • SYNTHWARE storage flask with standard taper outer joint and high vacuum valve. Valve has a PTFE o-ring at the tip. Valve is used to control liquid or gas flow into the flask.

  • Round bottom, borosilicate glass flask for NO-AIR and vacuum applications. Side arm has outer standard taper joint for adding into schlenk and vacuum lines. 0-4MM Hi-Vac valve gives precise control of inlet/outlet flow.

  • Round bottom, borosilicate flask for NO-AIR and vacuum applications. Ideal for storage or reactions. 0-4mm Hi-Vac valve for precise control of flow. 15mm o-ring joint side arm for connecting to schlenk lines. 7855-726 Fetfe o-ring included.

  • Converts standard flasks and other apparatus to Airfree®; applications. With top outer and lower inner standard taper joints, both being the same size. Available with a choice of a 2mm high vacuum glass stopcock having a S.S. constant pressure retention device or a 0-4mm Chem-Cap®…

  • …setup. 0-4mm Chem-Vac™ Chem-Cap® valves provide for grease-free, leakproof seals. Lower 3-way valve (C) allows for solvent return to flask, take-off or storage in graduated reservoir. Syringe access port (B) incorporates a 4mm PTFE stopcock with a 14/20 outer joint for use with CG-3022…

  • Y shaped, 3-way adpater. One outer joint, two inner standard taper joints. Great for adapting flasks and other Schlenk line components. All three joints are the same size.

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