Glass, Chemglass, Glass Joints, Supplies
-
Adapters, Transfer
ChemglassUsed in the transfer of fluids from vessels having standard taper joints.
-
Modified Dean-Stark receiver designed for solvents that are either lighter or heavier than water. The lower three-way PTFE stopcock allows for the withdraw or return of the distillate during the distillation process. With a 10/30 outer joint on the top of the vapor tube for a 3” immersion…
-
-
Adapters, Distillation, 75°
ChemglassAdapter has a standard taper outer joint at the top of the main tube for use with jointed thermometers. The 10/18 size is used with 10/18, 25mm immersion thermometers while the 10/30 is for use with 10/30, 75mm immersion thermometers. With inner joints on the bottom and sidearm at a 75º angle…
-
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…
-
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…
-
Adapters, Vacuum Take-Off, 105°
ChemglassWith standard taper top outer and lower inner joints with sealed in drip tip. Adapter is bent at a 105° angle for use in vacuum distillation. Serrated hose connection has an O.D. of 10mm at the largest serration for connection to vacuum source.
-
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.
-
Tube is designed for the collection and storage of gas samples. The 125mL has a sidearm O.D. of 9mm, the 250 and 500ml have a sidearm O.D. of 13mm, but with the addition of a syringe sampling port for use with a CG-3022-05 or CG-3022-22 septa. Supplied complete with one CG-3022-05 red rubber septa.
-
Adapters, Hose, Airfree®, Schlenk
ChemglassAdapters for use with manifolds such as AF-0450 through AF-0454 to permit port connection to standard rubber hose. Adapters have hooks just below the grind for use with CG-110 stainless steel springs. The 24/40 size is available with a constriction above the serrated hose connection to permit bowl…
-
Adapters, Airfree®, Schlenk
ChemglassAdapter allows standard single neck round bottom flasks to be used as storage vessels. Sampling can be accomplished by removing 0-4mm Chem-Vac™ Chem-Cap® plug while maintaining inert gas purge thru sidearm. Available with a choice of 14/20 or 24/40 standard taper inner joint.
-
Adapters, Distillation, 75°
ChemglassAdapter has a #7 Chem-Thread at the top for vacuum tight seal of plain stem thermometers. With the same size inner joints on the bottom and sidearm at a 75º angle to one another. Supplied complete with a compression cap and Viton o-ring. FOR THERMOMETERS SEE CG-3503.
-
Similar to CG-1261 but with the addition of an overflow tube between the uptake tube and the graduated receiver.
-
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…
-
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…
-
Bidwell-Sterling type receiver used to determine the moisture in foods and organics. Made to ASTM specification E123. Also conforms with many methods of American Oil Chemists Society.
-
Distilling Receiver, Solvent Recovery
ChemglassGraduated distillation receiver with a 4mm three way stopcock to permit solvent removal through the 10mm O.D. tube or return to distillation flask. Upper sampling port has a 2mm PTFE stopcock. The top outer and lower inner joints are the same size.
-
Distilling Head, Short Path, Jacketed
ChemglassSimilar to CG-1239 but vacuum jacketed to improve efficiency. Available with Vigreux indentations in uptake tube to further increase the performance of the head. NOTE: The 14/20 size accepts a 1” immersion 7/12 or 10/18 thermometer, while the 24/40 and 29/42 sizes accept a 2”…
-
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.
-
Similar to CG-1293 but with the addition of a top standard taper outer joint of the same size as the lower inner joint.
-
Distilling Column, Vigreux
ChemglassVigreux style column with indentations that run the entire length of the column for improved vapor-liquid contact. Column length refers to the effective length, measured from the lowest to highest indent in the column. Column has a top outer and lower inner standard taper joint.
-
Adapters, Bushing
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.
-
Used to regulate the flow of gases or liquids into reaction systems. Stopcock has a bore of 2mm, and has an internal needle valve which permits for fine control of gases or liquids added to reactions. Hose connection has an O.D. of 8mm at the middle serration.
-
For use with CG-122, o-ring ball joint to provide for a flexible high vacuum seal. Polished sealing surface does not abrade o-ring. Note: Not for use with CG-120 ground ball joints.
-
Adapter, Gas Inlet, Hose Connection
ChemglassGas inlet adapter with a tube extending 200mm below the inner joint. Permits gas to be introduced at the bottom of larger reaction vessels or flasks. With serrated hose connection having an O.D. of 10mm at the largest serration.
-
Adapters, Inlet, Inner 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.
-
-
Adapters, Claisen
ChemglassWith outer standard taper joints on both top arms and lower inner joint. All three joints are the same size.
-
Features: Available in Square or Rectangular Shapes, with Open Bottom PTFE Joint is Offset Permitting Baffle to be Adjusted up to 1" Towards the Center of the Reactor Baffle Can Be Vertically Adjusted Inside Reactor Hollow Baffles Allow pH Electrodes to be…
-
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.
-
Adapters, Connecting, Airfree®, Schlenk
ChemglassAdapter has two #15 o-ring joints connected in-line via a Chem-Cap® valve. Available with either 0-4mm or 0-8mm valve sizes. Each adapter is supplied complete with two #116 Viton o-rings.
-
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…