Chemglass Glass Joints & Adapters
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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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Race Tubes, Glass Only
ChemglassRace tubes are used to measure basal hyphal linear growth as well as circadian conidial banding in the filamentous ascomycete Neurospora crassa. PLEASE NOTE: TUBES ARE SOLD GLASS ONLY.
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Adapters, Connecting, Straight
ChemglassUsed to expand the length of apparatus. Adapter can also be used as an air condenser. With standard taper top outer and lower inner joint.
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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 to regulate the flow of gases or liquids into reaction systems. Stopcock has a bore of 2mm. Hose connection has an O.D. of 8mm at the middle serration with the exception of CG-1030-45 which has an O.D. of 14mm.
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Adapters, Connecting, Reducing
ChemglassUsed to connect dissimilar standard taper joint sizes. Lower inner joint is larger in size than the top outer joint.
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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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Adapter, Distillation
ChemglassWith two standard taper inner joints, parallel, and at a 75º angle to the connecting tube. Adapter has a sealed in drip tip and serrated hose connection for vacuum source.
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Solvent Reservoirs, Plastic Coated
ChemglassReservoirs used for storing high performance, low pressure liquid chromatography mobile phase. Complete reservoir system includes a plastic coated graduated bottle, a standard cap assembly, and solvent and sparging filters. Cap assembly fits GL45 threaded bottles and has a PTFE bulkhead with three…
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Still head in 125mL or 500mL capacity for use in re-purification of solvents under inert atmosphere. One-piece design of condenser and storage reservoir eliminates multiple connections usually associated with distillation setup. 0-4mm Chem-Vac™ Chem-Cap® valves provide for grease-free,…
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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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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…
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Ground Joints, Outer, Luer
ChemglassOuter joint manufactured to the same specifications found on medical and research syringes. Complies with Federal Specification CG-S-921b and USAST Standard Z70.1. Available tooled on three tubing sizes.
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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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Filtering Tubes, Reduced Ends
ChemglassUseful in filtering operations for the preparation of organic chemicals and biologic solutions, or to remove end products of a reaction during recirculation of the liquid reactants. Both ends of the tube have a serrated hose connection.
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Distilling/Splitting Adapter
ChemglassCompact and simple distilling/splitter adapter for use with Chemglass process reactors. 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 to the reactor. Control valve is either a 0-4mm or a…
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Dual trap assembly for use with AF-0060 or AF-0061 manifolds. Pre-trap (B) is 51mm OD x 250mm long with 28/15 polished socket joints to connect the line shut off adapter (A) to the main trap stopper assembly (C) which has 28/15 o-ring ball joints. The main trap (D) is constructed using a 57mm flat…
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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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Adapters, Flushing, Airfree®, Schlenk
ChemglassAdapter permits vessels to be purged with an inert gas during sampling or transfer with a AF-0519 cannula. Available with a choice of a 4mm high vacuum glass stopcock having a S.S. constant pressure retention device or a 4mm PTFE stopcock. Both the glass and PTFE stopcock have 9mm OD medium wall…
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Spherical Joints, O-Ring Ball Members
ChemglassBall joint with a Viton o-ring fitted into a groove tooled at the midpoint of the grind. Provides for a flexible, vacuum tight seal when used with CG-121-P polished socket joints. Supplied complete with one Viton o-ring of the listed size.
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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…
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Distillation Head, Micro, Vigruex
ChemglassDistillation head with condenser sealed to a Vigreux column. Top thermometer joint is a 10/18 for use with a 1” immersion thermometer. Vacuum adapter has an outer joint and accepts a CG-1279-11 distribution adapter.
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Adapters, Distillation, 75°
ChemglassWith standard taper inner joints at a 75º angle to one another.
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Adapters, Syringe Addition
ChemglassAdapter is inserted between the flask and condenser in a distillation set up and is used for additions to reactions with a syringe pump without having to bend the needle or cannula. Supplied complete with one each CG-3022-05 rubber septa.
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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.
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Adapters, Vacuum Filtration
ChemglassAdapters are used for reduced pressure filtration with plain stem buchner funnels. Top is tooled to accept the listed size of pluro-stopper. Serrated hose connection has an O.D. of 10mm at the largest serration. FOR PLURO STOPPERS SEE CG-1401.
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Dome style lid for construction of single or multiple neck reaction kettle heads. Mating surface is ground. Outer taper of flange is formed at a 45° angle to accept the CG-141 stainless steel clamps.
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Adapter 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. Serrated hose…
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Adapters, Luer
ChemglassAdapter allows for 1/8" OD PTFE tubing to be connected to glassware via a standard taper joint. Useful with vacuum manifolds or any other air sensitive transfer applications. Adapter can also be used with standard luer lock stainless steel needles; See CG-3075. Adapters are supplied with a…
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Similar in design to AF-0720 but without delivery adapter. Lower 3-way valve has been replaced with a single 0-4mm Chem-Vac™; Chem-Cap®; valve for draining distillate back into the flask. The uptake tube has one row of vigreux indentations, while the 14/20 top outer joint has been…
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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.