Glass Joints & Adapters
At Thomas Scientific, we stock an extensive range of glassware that is customizable and adaptable to suit your specific requirements. Choose between glass u-tubes, short path distillation heads, snyder columns, and much more.
High-quality glass adapters offer a smooth non-porous surface and carry additional features such as heat resistance and chemical compatibility, which makes them suitable for a range of laboratory applications. Benefit from leak-free and customizable connections with glassware pieces.
Transparent glass joints enable scientists to observe reactions and processes within the glassware to provide real-time monitoring of experiments.
Glass accessories include nmr tube cleaner to assist with keeping all glassware clean and contamination free.
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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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Storage Tube, Schlenk
Ace GlassSimilar to No. 7759, except with 2mm bore PTFE stopcock on 20 and 80mL sizes, 3mm bore PTFE on 250mL size. In addition to collecting and filtering, this vessel may be used as a crystallizer. With two standard taper 14/20 or 24/25 outer joints and two standard taper 14/35 or 24/40 inner. With…
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Tube, Drying
Ace GlassMicroscale Drying Tube used to protect moisture sensitive reaction components from atmo- spheric water vapor while allowing a reaction system to be kept unsealed. With inner joint, bent 90 degree to main chamber.
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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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Vigreux Distillation Columns
DWK Life Sciences (Kimble)Vigreux distilling column with indentations over the entire length for improved vapor-liquid contact. KIMAX® column has a Standard Taper outer joint at the top and a Standard Taper inner joint at the bottom Manufactured from 33 expansion, low extractable borosilicate glass conforming…
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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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Glass standard taper and spherical joint adapters featuring right angle tee ground glass sidearms. The sidearms are used to make tube compression fitting connections to a wide variety of flexible and rigid tubing using our 12709,12711,12715 & 12716 product families of fittings.
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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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Absorption Sleeves
Ace GlassFilter sleeve for use with all listed Immersion Wells to restrict portions of the radiated energy from reaching the reactant material. An invaluable aid in predetermining which portion of the spectrum creates the reaction. The sleeve telescopes into the immersion well to surround the light source.…
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Adapter, Ace-Thred to o-ring joint
Ace GlassAdapter, 15mm o-ring joint to Ace-Thred, fetfe o-ring included.
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Coupling, Reducing, Nylon or PTFE
Ace GlassNylon or PTFE reducing coupling for threaded columns or fittings. Single o-ring seal for leak tight engagement with hand pressure.
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Splitter Distillation, Reflux
Ace GlassReflux distillation splitter adapter for all sizes of reactors. Standard taper inner joint bottom and reinforced outer joint top. Straight path splitter intended for use with 90 degree vertical joints. 0-10mm side valve with precision ground swagelok v
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Adapter, Straight Connecting
Ace GlassStraight connecting adapter with inner or socket top and outer or ball bottom.
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Adapter, Vacuum Take-off, Short Stem
Ace GlassOuter joint at angle of 105 degree. Hose connection opposite top joint. Stem below joint, 30mm.
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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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Adapter, Offset
Ace GlassAdapter with #15Ace-Thred top and 14mm OD offset bottom tube with O-Ring grove. Used on small pressure reaction vessels and heads to allow for more space for columns, condensers and addition funnels.
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Synthware Distillation Adapters
Kemtech AmericaSynthware distillation adapter with a 10/18 standard taper outer joint for a 76mm immersion thermometer. The adapter has a standard taper top outer joint and inner joints for the bottom and side.
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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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Moisture Test Receiver, Dean & Stark
Ace GlassWith return line to allow excess solvent to return to boiling flask. Suitable for ASTM D 95 and E 123. Joints are 24/40.
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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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Moisture Test Receiver
Ace GlassModified Bidwell & Sterling with overflow to allow excess solvent to return to boiling flask. Both capacities are calibrated in 0.1mL subdivisions. Joints are standard taper 24/40.
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High performance, low cost, effective in separating low-boiling liquid mixtures with volumes in 0.5 - 5mL range. 2.5" micro-distillation column separates close-boiling mixtures utilizing a PTFE band uniquely driven by an attached magnet. Complete assembly features either 10/10 joints, code -43, or…
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Pressure Reactor, Two-Piece, Plain Flask
Ace GlassComplete, two-piece, plain flask, pressure reactor system designed to perform low to moderate positive pressure reactions, synthesis and catalysis. Reactor capacities range from 500ml to 5000ml and use Ace-Threds to achieve a leak-tight system. Two-piece (flanged flask and head) design allows the…
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Complete reaction assembly utilizing an Ace-Thred instead of a ground joint for improved immersion well / cooling tube seal. Features a 14/20 angled joint for sparger tube, 24/40 vertical joint for a condenser and a #7 Ace-Thred thermometer joint. Actual working volumes are 40 to 50% of stated…
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Synthware Flow Control Adapters with Metering Stopcock, Straight
Kemtech AmericaSynthware flow control adapter with metering stopcock. Adapter has a 2mm PTFE metering stopcock between top outer and lower inner standard taper joints. Permits flow control of fluids between apparatus.
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Distilling Column, Indented, Hempel
Ace GlassWith standard taper joints and indentations to support packing. Length in centimeters refers to the length from the packing support to the bottom of the outer ground joint.,/p>