Chemglass Lab Glassware
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Adapters, Flow Control, PTFE Stopcock
ChemglassUsed to regulate the flow of gases or liquids into reaction systems. PTFE stopcock has a bore of 2mm. Hose connection has an O.D. of 8mm at the middle serration.
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Adapters, Connecting, Airfree®, Schlenk
ChemglassA 3-way adapter for the connection of 3 vessels. With a top outer and two lower inner joints, all being the same size.
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Drying Apparatus, Abderhalden, Modified
ChemglassModified Abderhalden drying apparatus with a 57mm flat o-ring connection between the desiccant flask and the drying chamber to permit easy sample removal after drying. The drying chamber has an I.D. of 2” and is 8” long. The desiccant flask has a 4mm glass stopcock and a serrated…
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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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Joints, O-Ring Seal
ChemglassJoint has an o-ring groove to accept the listed o-ring size. Provides for a grease-free, vacuum seal when used with CG-150 clamps. Each joint is supplied with a Viton o-ring of the listed size.
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Filter Tubes, Allihn
ChemglassAllihn type filter tube with a 30mm O.D. disc. Height above the disc is 100mm, lower stem is 8mm O.D. x 55mm in length.
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Adapters, Distillation, 105°
ChemglassDistillation adapter with a top outer standard taper joint. Tapered delivery tube is bent at a 105º angle to the outer joint and extends into open receivers.
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Distillation Head, Vigruex, Jacketed
ChemglassVacuum jacketed Vigreux distillation head having a sealed on condenser, braced for strength. The top outer joint is for a 1” immersion 10/18 or 10/30 thermometer. Vacuum adapter has an inner joint and a sealed in drip tip. Condenser length is 100mm on the 14/20 size and 200mm on the 24/40 and…
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Cylindrical shaped distillation receiving vessel for use with ChemRxnHub™ benchtop systems for collecting distillate. The top of the vessel has two 0-8 Chem-cap valves with 1/2” OD Swagelock side arms that offer a conventient way to connect the receiver to CG-1975 PTFE tubing and…
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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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NMR Tube, Cleaner, Morris
ChemglassThe Morris NMR tube cleaner is an inexpensive, durable apparatus which will clean 5 or 10mm NMR tubes with as little as 10mL of solvent in one easy operation. Cleaner does not require a stopper on the NMR tube and does not have a fragile side arm. Complete item is supplied with a NMR tube washer,…
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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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Ground Joints, Inner, Luer
ChemglassInner 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 with the inner diameter being 1mm through the tip of the joint on all three sizes.
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With serrated hose connection having an O.D. of 10mm at the largest serration sealed between the top outer and lower inner standard taper joints.
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Adapters, Inlet, Fritted, Inner Joint
ChemglassAdapter has an extra coarse disc between the serrated hose connection and the inner joint. Fritted disc prevents solids from being introduced into the system. Hose connection has an O.D. of 10mm at the largest serration.
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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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Replacement Threads, G.P.I.
ChemglassThread for replacement on apparatus using G.P.I. (Glass Packaging Institute) thread. These threads are used primarily on products manufactured in the United States. When a thread is designated as 20-400 it means that the diameter across the top of the threaded area is ~20mm. The numerical 400…
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Adapter, 80mm Flange to Sanitary
Chemglass80mm Adapter to sanitary fitting adapter. Provides a convenient way to connect powder charging bags / bulk addition bags and other sanitary fitting accessories to the addition port on Chemglass reaction systems. Approximate overall length is 2.5 " NOTE: Clamp and Seals Must Be Purchased Separately.
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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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Vapor tube/bump trap adapter is designed to be used with the Büchi® R-200/205 rotary evaporators. This adapter combines a vapor tube adapter and a bump trap. Trap has an extra coarse fritted disc sealed between the lower inner joint and the top flange. Adapters have a 50mm OD top flange…
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Adapters, Vacuum Take-Off, Long Stems
ChemglassWith standard taper top outer and lower inner joints with sealed in lower tube extending below inner joint. Tubing extends 100mm below the joint on the 14/20 and 19/22 sizes and 200mm on the 24/40, 29/26 and 29/42 sizes. Serrated hose connection having an O.D. of 10mm at the largest serration for…
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Adapters, Thermometer, Inlet
ChemglassAdapter has a #7 or #15 Chem-Thread at the top for vacuum tight seal of plain stem thermo-meters or any other tube having an O.D. between 4 and 7mm. Supplied complete with a Celcon® compression cap and Viton o-ring.
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Adapters, Vacuum Filtration
ChemglassAdapter used for reduced pressure filtration with plain stem buchner funnels. Top is flared to accept the listed size pluro stopper. The hose connection has an O.D. of 10mm at the largest serration. ADAPTER IS NOT SUPPLIED WITH RUBBER PLURO STOPPER, See CG-1401.
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Compact 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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Adapter, Connecting
ChemglassWith standard taper outer joint at the top, and inner joints on the bottom and sidearm, all being the same size. Inner joints are at a 75º angle to one another.
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Drying Tube, Schwartz
ChemglassSchwartz type drying tube having 14/20 hollow stoppers. Stoppers have a hole that aligns with a serrated hose connection for on/off action. Overall height is approximately 170mm.
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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.
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Adapters, Syringe Needle
ChemglassInner standard taper joint with the opposite end tooled to fit a CG-3022-05 or CG-3022-22 rubber septa. Supplied complete with one each rubber septa.
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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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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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Extractors, Liquid-Liquid, Continuous
ChemglassExtractor designed for EPA priority pollutant samples where the extracting solvent is heavier than water. For samples of 1 liter plus approximately 200mL of extracting solvent. Extractor has a 45/50 top outer joint and a 24/40 inner joint on the uptake tube. Flask and condenser must be ordered separately.