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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Thermowell, Pressure Reactor
Ace GlassPressure reactor thermowell has a shoulder that rides against bottom of a bushing to prevent blowout. Inner diameter of well is approximately 5mm and is available in many lengths. Order thermowell and bushing separately.
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Distilling Receiver, Vacuum Type
Ace GlassWith standard taper joint at top. Capacity 100mL, in 1mL subdivisions.
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Scienceware® PTFE Sleeve Gaskets
SP Bel-ArtFor standard taper joints Knurled gripping-ring at top, which allows quick, simple removal from joint Easily cleaned For use with full or medium joints Three gaskets per package. Joint size given in listings below.
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Adapter, 75 degree Angle, #7 Ace-Thred
Ace GlassWith standard taper inner joint at bottom and side. Top has #7 Ace-Thred for use with 5029 Nylon bushing and adjustable length thermometer. Supplied complete with 5029-10 Nylon bushing and FETFE O-Ring.
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Distilling Head, Vigreux, Jacketed
ChemglassJacketed fractionation distilling head for use under vacuum. The 10/18 top outer joint is for a 1” immersion thermometer while the 10/30 joints are for a 2” immersion thermometer. The 24/40 joint size uses 4mm glass or PTFE stopcocks, and are positioned to permit changing of receiver…
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Adapters, Connecting, Airfree®, Schlenk
ChemglassA 3-way adapter for the connection of 3 vessels with two top outer joints and a lower inner joint, all being the same size.
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SYNTHWARE Vigreux Distilling Columns
Kemtech AmericaColumn length is measured from the highest to lowest indent in the column.
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Adapter, 75 degree Side Arm
Ace GlassStraight adapter with the addition of a 75 degree side arm. Bottom and side are inner joints, outer joint top.
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Reflux/Distillation Splitter Adapter
Ace GlassThe reflux/distillation splitter is used to allow easy switching of the distilate path by means of adjusting the valve position to either open or closed. This in-line adapter simplifies the vapor flow path and it's compact design and integrated Swagelo
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Distillation Apparatus, Trap-to-Trap
Ace GlassUsed for the removal of solvents or other volatiles by vacuum distillation at ambient temperature. When used with Schlenk reaction Vessel, No. 7756, the trap prevents excessive loss of solution in the event of a bump. The distillate is collected in a No. 9477 pear shaped flask or other suitable…
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EZFlow Replacement and Assembly
Foxx Life SciencesFoxx Life Science EZflow® Glass Filtration is great for filtration of particulate contamination. Our assemblies feature an all glass assembly that is made from high quality ingredients. It includes a flask, funnel cup, membrane holder, and an aluminum clamp. Our glass filtration has high resistant…
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Adapter Univ Sz 21 24/40
DWK Life Sciences (Kimble)For use with plain thermometers, pipets, syringes or other small items with an OD from 2 to 17 mm. A vacuum-tight seal is created with the open top compression cap and FKM o-ring to allow adjustable immersion of thermometers Cap is suitable for use to 150 °C To use it as a septum…
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Bushing, Ace-Thred Connector
Ace GlassBushing connector for joining an Ace-Thred to a reduced end tube. Assorted bushing and o-ring materials.
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Distilling Receiver, with Side Arm
Ace GlassGraduated to 15mL in 1/10mL subdivisions with lower 0.5mL contained in a precision tip for better accuracy with extremely small samples.
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Adapters, Vacuum Filtration
ChemglassChemistry filter adapter is used for reduced pressure filtration with plain stem buchner funnels. Top has a HEAVY DUTY tooled flare to accept the listed size pluro stopper. Hose connection is 10mm OD at the largest serration. ADAPTER IS NOT SUPPLIED WITH RUBBER PLURO STOPPER. CG-1052-A-14 Accepts…
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Adapter, Twin, Ace-Thred
Ace GlassTwin adapter features two Ace-Thred top openings and a standard taper inner joint bottom. With the supplied nylon bushings, two tubes or a thermometer and bleed tube can be inserted through the same joint. The 24/25 medium length joint is compatible wi
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Drying Tube, "U" Shaped
Chemglass"U" shaped drying tube supplied complete with rubber stopper, glass inlet tube, and a lower inner joint.
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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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Synthware Claisen Adapters, Modified
Kemtech AmericaIt is modified with an additional side arm at 45 degrees to the vertical outer joint. All joints are the same size.
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Filter Reactor, Plain
Ace GlassComplete filter reactor assembly allows single or multi-step reactions and filtrations in the same vessel. Features heavy wall glass, interchangeable filters, mechanical agitation and 4" or 6" Duran flanges. Available capacities from 150ml to 6000ml. P
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Drying Chambers, Airfree®, Schlenk
ChemglassChamber for use in drying small quantities of material in dram vials. Can also be used in the transfer of materials from glovebox to glovebox or to the vacuum line. Lower vessel has a flat bottom permitting it to be stood upright on the bench or in a glovebox. Top adapter has a 0-4mm…
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This bushing adapter has a male Ace-Thred connection at bottom and a female NPT thread drilled into the center of the top of the bushing. The top FNPT connection matches male Swagelok fittings and facilitates joining plastic or metal tubing to Ace-Thred glass fittings and adapters. This adapter is…
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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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Arsine Generators, Improved
ChemglassFor arsine analysis using the diethyldithicarbamate (SDDC) colorimetric method. Design also meets specifications of ACS/USP, EPA and can be used with APHA Standard 104A. Apparatus is compact, requires less set-up time and eliminates the ball and socket connection normally used. Complete item…
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Solid, virgin PTFE, standard taper, joint inserts. For 6467 series stainless steel, flat heads. Top of insert is outside standard taper joint that matches glass standard taper inner joints. Bottom is made with a reverse thread and comes with a PTFE collar and FETFE o-ring for attaching to the flat…
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Adapter, Bushing
Ace GlassBushing type adapter for standard taper joints. Smaller outer or female joint is within the larger male joint.
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SYNTHWARE Short Path Distilling Head for Volatile Solvents
Kemtech AmericaWith the condenser being a combination of a cold coil and Leibig. Top outer joint is a 10/18 for use with a 50mm immersion thermometer. For best result, use D272440.