This general purpose column is useful for quick chromatographic separations. Will accommodate adsorption or ion exchange applications.

General purpose fritted column for analytical chromatographic separations. Supplied complete with a PTFE stopcock plug.

Plain top, general purpose column for analytical chromatographic separations. Glass stopcock and bottom stem are replaced by a PTFE valve and PTFE stem assembly which virtually eliminates the possibility of stem breakage. The unique valve only requires a quarter turn from fully open to closed. A coarse porosity, fritted disc is sealed in.

General purpose column with a 24/40 top joint and a coarse porosity frit sealed in.

Plain column designed for maximum utility in many separations in adsorption and ion exchange.

Designed with integral reservoir. Supplied complete with a PTFE 2mm bore stopcock plug. Top is tooled for a rubber stopper.

Plain column with coarse porosity fritted disc sealed in. Designed for maximum utility in many separations in adsorption and ion exchange.

General purpose column for analytical chromatographic separations. Glass wool can be used for packing support. Supplied complete with a PTFE stopcock plug.

Plain top, general purpose column for analytical chromatographic separations. Glass stopcock and bottom stem are replaced by a PTFE valve and PTFE stem assembly which virtually eliminates the possibility of stem breakage. The unique valve only requires a quarter turn from fully open to closed.

Replacement valve
#4451-42
#4451-44

Safety coated column for analytical chromatographic separations. Includes GL-threaded top and PTFE-lined, red PBT cap for a positive, grease-free connection and easy sample addition. Threaded top will work with other GL-threaded components. Coarse porosity fritted disc is sealed in. PTFE threaded valve for precise control. Bottom stem breakage is eliminated because the valve and exposed drip stem are all-PTFE.

Replacement Valve #4451-42

Replacement Cap #1096-10