Used to connect dissimilar standard taper joint sizes. Lower inner joint is smaller in size than the top outer joint.

Similar to CG-1032, but with joints of non-similar sizes at the upper and lower portion of the adapter. Dimensions are the same as the CG-1032.

Adapter permits CG-1872 series pH electrode (12mm OD) to be inserted either directly into smaller reactors or down through a CG-1872-B baffle. CG-1872-A-01 compression 24/40 joint adapters are to be used with the CG-1872-01 and CG-1872-02 electrodes/probes. The adapter allows use of these probes…

Made to ASTM Specifications E677.

Cow type reciever has a single standard taper outer joint at the top. The four lower graduated receiver tubes can be accessed via a syringe for product recovery. Tubes are graduated from 0 to 3mL in 0.2mL subdivisions.

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…

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…

Adapter used to construct a simple moisture trap. Add a condenser to the top outer joint and a graduated funnel to the lower inner joint. Adapters with larger center to center spacing can be used with process reactors and larger flasks up to 50L.

With a serrated hose connection for vacuum or for the introduction of gases. The #7 Chem-Thread at the top is for a vacuum tight seal of plain stem thermometers or any other tube having an O.D. between 4 and 7mm. Serrated hose connection has an O.D. of 10mm at the largest serration. Supplied…

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.

The 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,…

Adapters 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…

Centrifuge tube shaped receiver with an upper standard taper joint has two glass hooks 180º apart. Graduated from 0 to 2mL in 0.1mL subdivisions and from 2 to 12 or 15mL in 0.2mL.

Adapters simplify the transfer of powders/solids from flasks into vials. PTFE adapters have a knurled gripping ring at the top to facilitate removal of the adapter from the flask joint. Adapters are available to accommodate sample vials (GPI threads) and scintillation vials (22mm threads). Allows…

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…

Used 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.

Gas inlet adapter with a 2mm glass stopcock having a constant pressure retention device. Available with a choice of inner or outer standard taper joint. Top arm is 9mm O.D. medium wall tubing for use with CG-3022 septum. Overall height of the 14/20 size is approx. 95mm while the 24/40 is approx. 120mm.

Similar to CG-1261 but with the uptake tube vacuum jacketed to improve distillation performance. The jacket eliminates the possibility of condensation or recrystallization of distillate in the sidearm.

Heavy wall column having 60mm Duran flanges on both ends. Column is 12" (300mm) long with an indent to hold the glass filled PTFE packing support near the bottom of the column. Packing support sold separately.

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…

With standard taper top outer and lower inner joints with sealed in drip tip. Serrated hose connection has an O.D. of 10mm at the largest serration for connection to vacuum source.

Adapter used for reduced pressure filtrations using plain stem buchner funnels. Stopcock permits control of vacuum source. Top of adapter is tooled to accept the listed size of pluro-stopper. NOTE: ADAPTER IS NOT SUPPLIED WITH RUBBER PLURO-STOPPER, SEE CG-1401

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.

Adapter has a tubulation at the top for use with a CG-1040 rubber fitting. Fitting permits insertion of plain stem thermometers or bleed tubes. Supplied complete with one CG-1040 rubber fitting.

Modified Dean-Stark trap allows for more efficient cooling and separation of the azeotrope during distillation. Graduated from 0 to 10ml in 0.2mL subdivisions. **Design suggested by Dr. Craig Merlic, University of California, Los Angeles, California

3L 5-Neck heavy wall, round bottom flask lower reservoir for gas scrubber. Flask has a 60mm Duran Flange center neck, 2ea 45/50 outer joints, and 2ea 24/40 outer joints. Drain valve is a 0-14mm with Perfluoro o-rings. Valve is offset from the bottom of the flask to permit solids to settle and…

Bushing 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.

Apparatus for use in distillation of material such as THF or ether. Storage reservoir has a capacity of 125mL or 500mL. Extremely efficient cold finger coil condenser has a section that is immersed into the distillate. This assures that the distillate is at room temperature instead of the…

Unique adapter is made entirely of PTFE and is supplied complete with a series of 5 all PTFE ferrule style cones. These cones have inside diameters that run from 3.5 to 6.5mm and seal against the inserted tube by means of a threaded compression screw. Cones are color coded for easy identification.…

Ground Joint, Outer, Medium Length

With top outer and lower inner standard taper joints. Offset dimension listed is center to center of the joints.