Replacement S.S. reactor clamps for ChemRxnHub™ support stands.

Various Features, Various Sizes

Tips are manufactured from Virgin Polypropylene Filters are modified Polyethylene Eliminate Carryover Contamination Smooth Surface Technology Free of Nucleic Acids, RNase-, DNase-, and Pyrogen FreeFiltered pipette tips are the experienced scientist’s choice for eliminating…

Unique one-piece distilling condenser is actually a 75° adapter, highly efficient coil condenser and vacuum adapter in a compact one-piece unit. Available with a choice of three sizes of condensers with uptake inner joint as listed. Top thermometer joint is a 10/30 outer for use with a 3in…

Optional items are an 8” x 8” extension plate and a 18” high vertical support rod.  PLEASE NOTE: ROD IS REQUIRED FOR ATTACHMENT OF EXTENSION PLATE.

Double coil condenser for use with rotary evaporators for cooling with tap water in a diagonal position. Condenser has a 50mm O.D. flange at the bottom, a 19/38 top valve, and removable hose connections using GL-14 glass threads. Condenser is supplied complete with plastic caps and serrated hose connections.

Insert allows the coversion of a "C" type dry ice condenser for use with either tap water or a chilled circulator. Inlet and outlet are GL-14 threads and supplied complete with caps and detachable hose connections. Also supplied with a PTFE centering ring.

Gasket grafts a PTFE envelope to an EPDM elastomer core. Gasket will not creep or cold flow overtime so it maintians the integrity of its seal. Temperature range -73 to 177C.

Double coil condenser for use with rotary evaporators for cooling with tap water in a vertical position. Condenser has a 45/40 lower inner drip tip joint, a 29/32 top outer joint, and removable hose connections using GL-14 glass threads. Condenser is supplied complete with plastic caps and serrated…

Condenser has a large opening at the top for use with dry ice/acetone or liquid nitrogen. Condenser has an outer standard taper joint set at a 75º angle to the condenser body and a lower inner drip tip joint, both being the same size.

Coil style reflux condenser with tightly wrapped coil providing maximum cooling. Excellent for use with high vapor pressure solvents. Condenser has a top outer standard taper joint and lower inner drip tip joint. Hose connections have an O.D. of 10mm at the middle serration.

Condenser has a standard taper outer joint at the top and a lower inner drip tip joint. Hose connections have an O.D. of 10mm at the middle serration.

Similar to CG-1198 but with a COARSE porosity disc sealed into the lower end of the column for packing support. Column is constructed using MEDIUM WALL tubing. Can be used with optional CG-1201 flow controller and CG-1200 reservoir. Lower end of the column has a round bottom. Connections between…

Features: Large PTFE coated heating bath With reflux valve for distillation under total reflux Unique design vapor seal maintains vacuum 5L Evaporating Flask Capacity with flat flange With feeding valve and bottom drain valve for continuous operation without interruption of vacuum…

Adapters permit the connection of standard laboratory dram sample vials directly to the vapor tube or a bump trap of a rotary evaporator. Adapters have a top outer joint of the listed size and a 20-400 G.P.I. thread at the bottom. A PTFE-lined, polypropylene, double-threaded connector attaches the…

Adapter permits sublimation directly in any reaction vessel having an standard taper outer joint; simply remove condenser or other apparatus from joint, insert adapter and begin. Adapter has two components, the cold finger condenser and vacuum adapter. Adapter has a #18 Chem-Thread to allow for the…

Chemglass 135mm round top ANALOG hot plate stirrer system. Hotplates feature many exclusive features and improved safety enhancements. The 135mm diameter heater top is scratchproof and chemically-resistant. The back corner of the housing has an M8 female thread to accept a vertical support rod. …

Reaction TRI-BLOCK is designed to fit directly on 135mm diameter circular top hot plate stirrers. Versatile design of the tri-block fits the most common vial sizes on one hot plate: 11ea- 1 Dram vials, 11ea- 2 Dram vials and 7ea– 20mL scintillation vials. Tri-block is hard coat anodized black…

150°C Max. Temp. Limit for Filter Base. 

Similar to CG-1213, but having a larger diameter jacket and coil, thereby providing maximum cooling capacity, while being shorter in length. Jacket has an O.D. of 41mm while the coil O.D. is 8mm. Excellent for use with high vapor pressure solvents. Condenser has a top outer standard taper joint and…

Static Waterless Allihn style reflux condenser with a standard taper outer joint at the top and a lower inner drip tip joint and GPI thread on side for filling the condenser with ethylene glycol. Supplied with open top cap and septa for closing off once the condenser is filled. No issues with…

Two piece cold trap style condenser for use with rotary evaporators. Condenser has a 50mm flange on the side, a 35/20 lower ball joint, a 19/38 stopcock plug and removable hose connections using GL-14 threads. Condenser is supplied complete with PTFE centering ring along with plastic caps and…

Micro size gas dispersion tube having a frit 7mm O.D. x 12mm. Stem is 6mm O.D. x 100mm long.

Condenser has a large opening at the top for use with dry ice/acetone or liquid nitrogen. Condenser has a lower inner drip tip joint and hose connections with an O.D. of 10mm at the middle serration. NOTE: See CG-4519 For Solvent Recovery Traps used with Rotary Evaporators.

High efficiency double coil condenser, similar to a rotary evaporator condenser but with 45/50 joints. Condenser has an O.D. of 80mm and is 400mm overall length. Coolant connections are made using removable hose connections with GL-14 threads. Supplied complete with two polypropylene hose…

Similar to CG-1196 but with a COARSE porosity sealed in fritted disc to support column packing. Column is constructed using MEDIUM WALL TUBING. Can be used as a gravity eluted column or a flash column (as described by W.C. Still, M. Kahn and A. Mitra of Columbia University in JOURNAL OF ORGANIC…

Inlet feed tube for “A” assemblies with a 19/38 joint, 90° bore stopcock and PTFE extension tube.

Features: 3/4" S.S. Pipe (1.050" OD) Uprights and Heavy Duty PTFE Coated Aluminum Fittings Provide Maximum Strength and Chemical Durability.  All S.S. Uprights are Passivated to Inhibit Corrosion.  Middle Support Bracket is Vertically Adjustable and is Supplied…

Similar to CG-1947, support clamp is designed to fit just below the flange of all Chemglass Reactors and permits Reactor lid to be detached without removing the Reactor body from the support clamp. Improved clamp is hinged on one side to swing open and allow complete access to install/remove…

Features: S.S. Uprights and Heavy Duty PTFE Coated Aluminum Fittings Provide Maximum Strength and Chemical Durability.  Supports Reactors from 300mL to 5L.  Removable Polyethylene Spill Tray.  Adjustable Middle Support Bracket is Vertically Adjustable. It Accepts Our…

General purpose column having a PTFE stopcock and a top Rodaviss® outer joint. Can be used as a gravity eluted column or a flash column (as described by W.C. Still, M. Kahn and A. Mitra of Columbia University in JOURNAL OF ORGANIC CHEMISTRY 43, 2923 [1978], and covered in U.S. Patent Number…

Flask support ring has a concave recess on top to support round bottom flasks from 250 to 500mL. 5-1/8" diameter.