Specialty Flasks

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  • 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.

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

  • 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.

  • Blanks for fabrication of single or multi-neck round bottom flasks.  NECK IS UNFINISHED, FLASK CANNOT BE USED WITHOUT MODIFICATION OF NECK.

  • Round bottom, HEAVY WALL, four-neck flask with standard taper outer joints on the center neck and vertical side necks. The third neck is a 10/30 outer joint for use with a CG-3506, 10/30 jointed thermometer. Flasks with 29/26 center necks have a groove tooled just below the grind to aid in the…

  • Round bottom, HEAVY WALL three neck flask with standard taper outer joints on the center neck and 20º angled side necks. For Larger Flasks See CG-1524.

  • 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…

  • Lower half of flask has a jacket permitting heating or cooling of the contents with fluid from a constant temperature bath. The unique design of the Chem-Drain valve incorporates a PTFE plunger that allows the contents of the flask to drain directly through the bore of the plunger. When closed,…

  • Round bottom, HEAVY WALL, three-flask with standard taper outer joints on the center and side necks. Entire body of the flask is jacketed and has two hose connections for circulation of heating or cooling liquid. Indentations increase agitation of the contents of the flask during stirring. …

  • Round bottom, HEAVY WALL, four-neck flask with standard taper outer joints and a # 7 Chem-Thread for insertion of thermometers or bleed tubes having an O.D. between 4 and 7mm.

  • 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.

  • European style flask with tapered walls and a shallow hemispherical bottom for more efficient mechanical or magnetic stirring. With standard taper outer joints on center and side necks.

  • Pear shape, HEAVY WALL 2-neck flask with standard taper outer joints. Flasks with a 10/18 outer joint on the side neck are used with either jointed thermometers or CG-1079 inlet adapters.

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

  • 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.

  • Blanks for fabrication of recovery flasks. NOTE: NECK IS UNFINISHED, FLASK CANNOT BE USED WITHOUT MODIFICATION OF NECK.

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

  • 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.

  • 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.

  • Heavy Wall blanks are 30% heavier than our standard CG-618 series. Blanks are used in the fabrication of single or multi-neck round bottom flasks. NOTE: NECK IS UNFINISHED, FLASK CANNOT BE USED WITHOUT MODIFICATION OF NECK.

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

  • 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…

  • 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 body of flask has a hemispherical shape to afford continuous flow of heavier fractions to concentrator tube during reflux. Top joint is a 24/40 outer while the lower joint is a 19/22 inner. Available with and without hooks on the lower 19/22 inner joint.

  • Blanks for fabrication of single or multi-neck flat bottom flasks. NOTE: NECK IS UNFINISHED, FLASK CANNOT BE USED WITHOUT MODIFICATION OF NECK.

  • Blanks for fabrication of pear-shaped flasks. NOTE: NECK IS UNFINISHED, FLASK CANNOT BE USED WITHOUT MODIFICATION OF NECK.

  • All PFA three neck round bottom flask with standard taper outer joint center neck and two additional 20° angled side necks. Allows assembly with a temperature probe, electrode or tube. Flask can withstand MAX temperature of 250°C and a MIN temperature of -200°C.

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

  • Round bottom, HEAVY WALL, three neck flask with standard taper outer joints on the center and side necks. Lower outlet is a CG-424-05, 4mm straight bore PTFE stopcock.

  • Manufactured from Type 1 Class A borosilicate glass with FOUR deep side baffles for optimum agitation during trypsinization. Flask comes with beaded, break-resistant lips and 50mm OD necks. Sold 1 per case.

  • Round bottom, HEAVY WALL three neck flask with standard taper outer joints on the center and 20º angled side necks. Indentations increase agitation of the contents of the flask during stirring. Please Note: Morton Style Reactors/Flasks Not Suitable For Vacuum.

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