Chemglass Lab Glassware
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Tubes, Screw Thread, GL
ChemglassScrew thread tube for replacement on apparatus using the GL thread, which is manufactured to I.S.O. specifications. (GL is the I.S.O. designation for GLASS.) To be used with a CG-196 solid cap with liner or a CG-195 cap with aperture and CG-197 silicone sealing ring.
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Used to purify and transfer solvents under inert conditions. Permits transfer of solvents directly into an evacuated storage vessel with 24/40 standard taper outer joints. A 0-4mm Chem-Vac™ Chem-Cap® valve is used for vacuum control.
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NMR Tube Cleaner, 5-Position
ChemglassAll glass and PTFE design cleans five NMR tubes of the same, or various, lengths and diameters. PTFE adapter has five positions with flexible 1/8 " PTFE tubing supplied in 9 " lengths that can be cut to desired height. The NMR tube is placed over the tubing and seats in the adapter,…
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Bubbler, 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. Volume below the sidearm is approx 40mL. Bubbler has an 8mm OD top and side tubulations.
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Distilling Adapter, Angled
ChemglassAdapter is designed for use with flasks or reaction vessel lids that have a 10 or 20° angled side neck. Adapter has a lower inner joint and two top outer joints. Lower stopcock is either a 6mm or a 10mm PTFE stopcock with a 1/2” or 3/4” OD distillate takeoff for use with a…
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Plate Glass, Square, Borosilicate
ChemglassPyrex® or Duran® borosilicate plate glass. The 1/16in, 1/8in and 1/4in thick plates have edges that are cut and swiped. The 1/2in thick and over have ground edges.
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Adapters, Vacuum, PTFE Stopcocks
ChemglassVacuum Adapter has a ground glass standard taper outer joint on top that provides a convenient leak free way to connect to the OP-6602, OP-6603 and OP-6604 disposable long stem filter funnels and a taper inner joint or a vial. The unique design of the long stem filter funnel and vacuum adapter…
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Adapters, Inlet, Inner Joint, Straight
ChemglassAllows PTFE tubing to be connected to appartus for introduction of vacuum or pressure. 1/2" OD ground swagelock is designed for use with a standard 1/2" TFE, PFA, or polypropylene compression fitting.
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Standard taper inner joint to sanitary fitting adapter. Provides a convenient way to connect sanitary fittings and adapters to Chemglass reaction systems. Approximate overall length is 4&"; (102mm). NOTE: Clamp and Seals Must Be Purchased Separately.
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Adapter, Thermometer, 10° Offset
ChemglassAdapter has a 10/30 outer joint at the top for use with CG-3506 thermometers. When used with vertical side neck flasks, thermometers can be angled into the bottom of the flask. FOR THERMOMETERS SEE CG-3506-N.
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Replacement flange compatible with Buchi condensers and rotary evaporator flasks.
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Standard taper outer joints tooled with reinforcing rings.
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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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Bubblers, Adjustable, Airfree®, Schlenk
ChemglassBubbler has an adjustable inner tube with a #9 Chem-Thread. Taper at bottom of reservoir allows for use of a minimal amount of oil. Complete bubbler consists of the lower reservoir, adjustable inner tube, compression cap and Viton o-ring.
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Adapter permits addition of 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…
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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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Adapters, Luer, Vacuum
ChemglassAdapter has an outer luer joint that provides a convenient way to connect solid phase extraction (SPE) cartridges, tubes or syringes to a standard taper inner joint. The adapter provides for easier sample concentration and clean-up while reducing the chances of cross-contamination. Hose connection…
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Adapter has a #15 o-ring joint with a 0-4mm 1-Arm Chem-Vac™ Chem-Cap® valve. Side arm is 9mm OD medium wall tubing for use with 3/8" Cajon® connections. Approx overall height is 100mm. Each adapter is supplied complete with one #116 Viton o-ring.
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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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Specialty Joints
ChemglassStandard taper inner and outer lengths tooled on longer lengths or different sizes than normally available under part numbers CG-100 through CG-105. These joints offer the glassblower the opportunity to construct apparatus made of heavier tubing or without unnecessary seals.
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Adapter, Distilling
ChemglassAdapter is used to connect distilling column with vertical condensers. With standard taper outer joint at the top for use with 10/18 or 10/30 jointed thermometers. Both lower inner joints are the same size. Side arm is at a 75º angle to the vertical tube. For thermometers see CG-3506-N.
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Used in the filtration and recrystallization of highly sensitive materials. Filter tube has 14/20 standard taper inner joints at both ends along with a 14/20 outer joint for the connection to the 90º adapter. Isolation valve is supplied with a CG-961-01 0-4mm Chem-Vac™ Chem-Cap®…
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Adapters, Distillation
ChemglassWith two standard taper inner joints, parallel, and at a 75º angle to the connecting tube.
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Flange is formed with a groove in the flat portion of the mating surface to accept an O-Ring. The flange also has a ground surface, permitting assembly with either the CG-148 flat flange or CG-149 lid blank using grease. In the greased application, the O-Ring groove prevents grease from entering…
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Adapters, Shower Head, Gas Scrubber
ChemglassAdapter attaches to the top of the exhaust gas outlet column and has an all glass shower head to disperse the scrubbing fluid down into the absorption column. Inlet connection is 1/2" Swagelok® tubing for use with CG-1975-20 compression fitting.
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Adapters, Connecting, Combination
ChemglassWith top standard taper outer joint and lower spherical ball joint.
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Plate Glass, Disc, Borosilicate
ChemglassPyrex® or Duran® borosilicate glass disc.Edges on all sizes are ground and chamfered.
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Single stage oil diffusion pump useful with manifolds such as AF-0450 through AF-0454. Will provide vacuum of 10 -5 torr, at a pumping rate of approx 8L/sec. Instead of the typical internal heating coil, boiler has a round bottom for use with CG-10000-02 or CG-12000-02 100mL heating mantle. Use of…