Chemglass Glass Joints & Adapters
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Ground Joints, Outer, Medium Length
ChemglassStandard taper outer joint tooled on the same diameter tubing as the CG-104 inner joints.
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Features: Available in Square or Rectangular Shapes, with Open Bottom PTFE Joint is Offset Permitting Baffle to be Adjusted up to 1" Towards the Center of the Reactor Baffle Can Be Vertically Adjusted Inside Reactor Hollow Baffles Allow pH Electrodes to be…
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Distilling Receiver, Complete
ChemglassCow type design has three receivers 45° apart. Condensers with lower drip tip inner joints will protrude into the spherical section, permitting the distillate to fall directly into the receiving flasks. Distribution adapter has a serrated connection for attachment to vacuum source. Complete…
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Tube Only, Distilling Receiver
ChemglassCentrifuge tube shaped receiver with an upper standard taper joint has two glass hooks 180º apart. Graduated from 0 to 2mL in 0.1mL subdivisions and from 2 to 12 or 15mL in 0.2mL.
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Adapters, Hose, Airfree®, Schlenk
ChemglassAdapters for use with manifolds such as AF-0450 through AF-0454 to permit port connection to standard rubber hose. Adapters have hooks just below the grind for use with CG-110 stainless steel springs. The 24/40 size is available with a constriction above the serrated hose connection to permit bowl…
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Adapters, Flushing, Airfree®, Schlenk
ChemglassSimilar to AF-0509 but having a top outer joint and lower inner joint of the same size. Addition of the outer joint permits use of the larger sizes of the CG-3022 septum stoppers for repeated needle penetrations. Adapter also allows for evacuation and transfer of product into another vessel with…
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Distilling/Splitting Adapter, Angled
ChemglassCompact and simple distilling/splitter adapter for use with Chemglass process reactors lids that have a 10° angled side neck (CG-1946-B). Vapor flows upward freely through the large vapors holes to the condenser. Distillate flow is directed using the valve to either the receiving flask or back…
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Joints, O-Ring Seal
ChemglassJoint has an o-ring groove to accept the listed o-ring size. Provides for a grease-free, vacuum seal when used with CG-150 clamps. Each joint is supplied with a Viton o-ring of the listed size.
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Distilling Column, Water Jacketed
ChemglassJacketed distilling column has indentations on the inner tube to support packing material. The jacket allows the column to be used as a condenser. Column has a top outer and lower inner standard taper joint. All sizes have an I.D. of approximately 10mm.
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Ground Joints, Inner, with Hooks
ChemglassInner joint with two hooks 180°; apart just above the grind.
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Adapters, Distillation, 105°
ChemglassDistillation adapter with top outer and lower inner joints both being the same size.
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Pressure Vessel, Heavy Wall
ChemglassHeavy wall pressure vessels have an internal thread for use with PTFE bushings as pressure seals. The unique design allows hand tightening and loosing for easy access into the vessel. O-ring is positioned on the bushing above the thread for improved sealing. Vessels are useful for pressure…
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Modified Dean-Stark receiver designed for solvents that are either lighter or heavier than water. The lower three-way PTFE stopcock allows for the withdraw or return of the distillate during the distillation process. With a 10/30 outer joint on the top of the vapor tube for a 3” immersion…
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Drying Apparatus, Abderhalden
ChemglassAbderhalden style for drying samples at a temperature as a function of the solvent boiling point. The desiccant flask has a 34/45 outer joint for connection to the drying chamber. All other joints are 24/40. Complete apparatus consists of a desiccant flask, drying chamber, round bottom flask and…
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Lower Reservoirs, Gas Scrubbers
Chemglass3L 5-Neck heavy wall, round bottom flask lower reservoir for gas scrubber. Flask has a 60mm Duran Flange center neck, 2ea 45/50 outer joints, and 2ea 24/40 outer joints. Drain valve is a 0-14mm with Perfluoro o-rings. Valve is offset from the bottom of the flask to permit solids to settle and…
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NMR Tube, Cleaner, Morris
ChemglassThe Morris NMR tube cleaner is an inexpensive, durable apparatus which will clean 5 or 10mm NMR tubes with as little as 10mL of solvent in one easy operation. Cleaner does not require a stopper on the NMR tube and does not have a fragile side arm. Complete item is supplied with a NMR tube washer,…
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Bubbler, In-Line, Airfree®, Schlenk
ChemglassUsed to monitor gas flow to reactions while providing a vent to the atmosphere. Bubbler has a "T" connection at the top to allow it to be mounted in-line while the reservoir head prevents oil from being sucked back into the system. Volume below the sidearm is approx 40mL. Bubbler has 8mm…
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Bubblers, Modified, Airfree®, Schlenk
ChemglassUsed to monitor gas flow to reactions while providing a vent to the 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…
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Midget Bubblers, Graduated
ChemglassMicro impinger designed for sampling of small volumes of air at low jet velocity, as per EPA Method 6. Impinger bottle is graduated from 5 to 30mL in 5mL subdivisions. Both the bottle and stopper have 24/40 standard taper joints. The nozzle being replaced with an extra coarse fritted gas dispersion…
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Adapters, Inlet, Fritted, Inner Joint
ChemglassAdapter has an extra coarse disc between the serrated hose connection and the inner joint. Fritted disc prevents solids from being introduced into the system. Hose connection has an O.D. of 10mm at the largest serration.
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Adapters, Inert Gas, Inner Joint
ChemglassAdapter has two hose connections 180° from one another to permit a flow of inert gas over the apparatus. Hose connection has an O.D. of 10mm at the largest serration.
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Adapters, Offset
ChemglassWith top outer and lower inner standard taper joints. Offset dimension listed is center to center of the joints.
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Adapter has a ground glass standard taper outer joint on top and bottom that provides a convenient leak free way to connect to the OP-6602-J 2L disposable long stem filter funnels and a standard taper flask. The unique design of the long stem filter funnel and vacuum adapter makes it unnecessary to…
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Similar to CG-1293 but with the addition of a top standard taper outer joint of the same size as the lower inner joint.
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Adapters, Thermometer, Inlet
ChemglassAdapter has a tubulation at the top for use with a CG-1040 rubber fitting. Fitting permits insertion of plain stem thermometers or bleed tubes. Supplied complete with one CG-1040 rubber fitting.
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Adapters, Distillation, Claisen
ChemglassDistilling adapter having an outer member on the vertical side tube for use with a thermometer of the listed joint size and immersion. Sidearm has a standard taper inner drip tip joint while vertical tube has a top outer and lower inner joint, all being the same size. FOR THERMOMETERS SEE CG-3506-N.
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Bidwell-Sterling type receiver used to determine the moisture in foods and organics. Made to ASTM specification E123. Also conforms with many methods of American Oil Chemists Society.
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Adapters, Bushing
ChemglassBushing style adapter having a lower standard taper inner joint and outer joint ground in the bore of the adapter. Adapters having a 10/18 or 10/30 outer member in the bore are used to insert thermometers into apparatus.
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Similar to CG-1258 but with the addition of an overflow tube between the uptake tube and the graduated receiver.
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Distilling Head, Short Path, Improved
ChemglassSimilar to CG-1239, but with the condenser being a combination of a cold coil and Liebig. Water flows into hose connection “A” through the coil and exits the outer jacket through hose connection “B”. Head is excellent for use when distilling medium to high boiling point…
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Drying Tube, 75° Degree
ChemglassThe 75º angle drying tube is for use in fume hoods where space is at a minimum. Supplied complete with rubber stopper, glass inlet tube, and a lower inner joint.
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Adapter has a 2mm PTFE metering stopcock between top outer and lower inner standard taper joints to permit flow control of fluids between apparatus.