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.
-
Adapters, PTFE, Thermometer, Inlet
ChemglassMade entirely of PTFE, adapter has an inner joint of the listed size. The compression nut allows for vertical adjustment of thermometers or bleed tubes having an O.D. between 6 and 7mm. Supplied complete with one #108 Viton o-ring.
-
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.
-
Adapter has a 1/4 " -28 thread that accepts a female luer lock adapter which provides a convenient way to connect solid phase extraction (SPE) cartridges, tubes, or syringes with a male luer lock fitting to a standard male taper inner joint. The adapter provides for easier sample concentration…
-
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…
-
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…
-
Distilling Column, Hemple
ChemglassPlain distillation column with a row of indentations to support column packing material. Column length listed is for the straight portion above the row of indentations and below the joint. Column has a standard taper top outer and lower inner joint.
-
Joints, Spherical, Heavy Wall
Ace GlassFull length, heavy wall. U.S. Reissue Patent No. 22181. These famous ACE spherical joints are precision ground and vacuum leak-tested for fit and interchangeability. Available in both ball and socket members.
-
BEVEL-SEAL™ Inlet Adapters
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…
-
Dean-Stark receiver used for determining the water content of various materials. Can be used with ASTM Method D-95 along with similar ASTM methods. The 10mL size has subdivisions of 0.1 from 0 to 2mL, and 0.2 from 2 to 10mL. The 25mL size has subdivisions of 0.1 from 0 to 2mL and 0.2 from 2 to 25mL.
-
Adapters, Flow Control, Glass Stopcock
ChemglassUsed to regulate the flow of gases or liquids into reaction systems. Stopcock has a bore of 2mm and is supplied complete with a CG-423 retaining clip. Hose connection has an O.D. of 8mm at the middle serration.
-
Sparger Tube, for Pressure Reactor, PTFE
Ace GlassSparger tube for use in #15 Ace-Thred with either ONE-PIECE or TWO-PIECE Reactors. Consists of a closed bottom, 1/2" O.D. tube with a 1/8" I.D. bore. Bottom of tube has two 3/64" holes, 90 degree apart; top has a 5/16" male thread for connecting to bot
-
Available with standard taper or spherical joint. Stem below joint is 250mm. Hose connection is size C.
-
Gas Evolution Measurement Apparatus
ChemglassApparatus provides a convenient and accurate method for the determination of the concentration or purity of active metals and metal hydrides. Metals and metal hydrides that can be analyzed in this manner include borane-methyl sulfide complexes, borane tetrahydrofuran, sodium and lithium as…
-
-
Reflux Apparatus, Continuous, Fuchs
Ace GlassContinuous reflux apparatus keeps solvents pure and free of oxygen. Compact, upright design allows multiple units to be assembled in small areas. Distillation column is 250mm long, vacuum jacketed, unsilvered. Allihn condenser is 250mm. Adapter at top has two hose connections for maintaining inert…
-
Adapters, Universal, Inlet
ChemglassAdapter has the listed size of Chem-Thread at the top for a vacuum tight seal of a variety of tubing diameters. Will accept glass, metal or heavy wall plastic tubes having diameters between 7 to 18mm O.D. such as thermometer wells, gas dispersion tubes, plain stem funnels, etc. Adapters are…
-
Distilling Receiver
Ace GlassAn excellent all-purpose receiver for general distillation work. Equipped with a complete stopcock manifold to allow contents of the receiver to be removed to a single receiving flask without disturbing the vacuum of the system. Stopcocks are 4 mm bore.Tubing connections are 10mm O.D. olive type.
-
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…
-
Adapters, Bushing, PTFE
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. Similar to CG-1016, but made entirely of PTFE.
-
Adapters, Distillation
ChemglassWith two standard taper inner joints, parallel, and at a 75º angle to the connecting tube.
-
Splitter, Distillation, Reflux
Ace GlassLarge, reflux splitter installed between the boil-up pot or column and the condenser. A 0-20mm PTFE stopcock valve allows take-off when closed and reflux return when open. The take-off terminus is a 35/25 o-ring ball joint. The overall height is 350mm. 45/50 top and bottom joints. All o-rings are…
-
KF16 to KF25 Flange Adapters
Across InternationalHigh quality one-piece stainless steel KF16/NW16 to KF25/NW25 flange adapter for secure vacuum connection. Compatible with Agilent IPD-3 2.1 cfm scroll pumps, Welch 1400N 0.9 cfm pumps and Welch 2163 6.1 cfm diaphragm pumps.
-
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.
-
Borosilicate glass transition adapter to convert beaded pipe 2 to standard taper joint.
-
Siphon ASTM Extraction Apparatus
SP Wilmad-LabGlassA block-tin condenser fits within a 400mL flask and this borosilicate glass extraction cup with siphon tube is suspended with wire from the condenser. Reference: ASTM D 297 Methods for Rubber Products; ASTM D 305 Test Method for Solvent-Extractable Material in Black Pigments.
-
Adapters, Vacuum, Threaded
ChemglassAdapters are used for filtration directly into vials. There are three top configurations, with the bottom of all adapters having a 20-400 GPI thread for connection to vials using a CG-1318 Threaded Connector. Design incorporates a drip tube sealed within thread to prevent breakage and are supplied…
-
Distilling Adapter
ChemglassSimilar to CG-1235, but with the lower stopcock replaced with a 0-14mm treaded valve having Perfluoro o-rings and a 1/2” O.D. glass distillate takeoff for use with PFA compression tubing fittings. Adapter has two top outer joints and a lower inner. Style “B” with lower angled…
-
Adapters, Inlet, Outer Joint
ChemglassAllows for flexible tubing to be connected to apparatus for introduction of vacuum or pressure. Hose connection has an O.D. of 10mm at the largest serration.
-
Distilling Head, Vacuum Type
Ace GlassWith finger type condenser and Newman type stopcock for reflux control. Stopcock manifold and reflux stopcock can be used to isolate head from receiver so that receiver contents can be removed without disturbing the vacuum in the system. Both column joint and receiver joints are 24/40. Thermometer…
-
Flanges, Reaction Kettle
ChemglassConical style flange has an I.D. of 4in with a flat, ground surface used for construction of reaction kettles or flasks. Tooled on tubing having an I.D. of 105mm and an O.D. of 115mm. Supplied with approximately 7in of tubing below joint. Available tooled on longer lengths of tubing. Please contact…
-
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.
-
Synthware Distillation Adapters, Vacuum Jacketed
Kemtech AmericaCan be used as a distilling head to connect a condenser to the top of the distillation column. The 10/18 top joint accomadates a 76mm immersion thermometer.
