Low to Medium Pressure LC Columns
Chemglass Life Sciences Column, Chromatography, 35/20 Socket Joint, 1in ID X 12in E.L., 2mm Stpk
Column, Chromatography, 35/20 Socket Joint, 1in ID X 12in E.L., 2mm Stopcock. Absorption chromatography column for rapid preparative separations 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 4,293,422 dated October 6, 1981. Moderate resolution can be obtained with this inexpensive to setup and operate column. Column is constructed using MEDIUM WALL tubing. Glass wool (not supplied) is used to support column packing. Can be used with optional CG-1201 flow controller and CG-1200 reservoir. Connections between the column, reservoir and flow control adapter are spherical joints connected with CG-150 stainless steel clamps.
Chemglass Life Sciences Column, Chromatography, 24/40 Outer Joint, 1/2in ID X 18in E.L., 2mm Stpk
Column, Chromatography, 24/40 Outer Joint, 1/2in ID X 18in E.L., 2mm Stopcock. General purpose column has a PTFE stopcock and a top outer joint. Glass wool (not supplied) is used 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 CHEMISTRY 43, 2923 (1978), and covered in U.S. Patent Number 4,293,422 dated October 6, 1981) when used with optional CG-1191 flow controller and CG-1190 reservoir.
Chemglass Life Sciences Column, Chromatography, 24/40 Outer Rodaviss Joint, 1/2in ID X 12in E.L., 2mm Stpk
Column, Chromatography, 24/40 Outer Rodaviss Joint, 1/2in ID X 12in E.L., 2mm Stopcock. Similar to CG-1192 but with a sealed in COARSE porosity 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 CHEMISTRY 43, 2923 [1978], and covered in U.S. Patent Number 4,293,422 dated October 6, 1981) when used with optional CG-1195 flow controller and CG-1194 reservoir. Column is supplied complete with a CG-182 open top cap and o-ring.
Chemglass Life Sciences Column, Chromatography, 24/40 Outer Joint, 500mL Reservoir, 2in ID X 8in E.L., 2mm Stpk
Column, Chromatography, 24/40 Outer Joint, 500mL Reservoir, 2in ID X 8in E.L., 2mm Stopcock. General purpose column having a PTFE stopcock, reservoir of the listed capacity and a top standard taper outer joint. Glass wool (not supplied) is used to support the 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 CHEMISTRY 43, 2923 [1978], and covered in U.S. Patent Number 4,293,422 dated October 6, 1981) when used with CG-1191 flow control adapter. Lower end of the column has a round bottom.
Chemglass Life Sciences Column, Chromatography, 3/4in ID X 18in E.L., 2mm Stpk
Column, Chromatography, 3/4in ID X 18in E.L., 2mm Stopcock. Similar to CG-1186 but with a sealed in COARSE porosity fritted disc to support column packing. Lower end of the column has a round bottom. Column is constructed using MEDIUM WALL TUBING.
Chemglass Life Sciences Column, Chromatography, 24/40 Outer Joint, 1 1/2in ID X 10in E.L., 2mm Stpk
Column, Chromatography, 24/40 Outer Joint, 1 1/2in ID X 10in E.L., 2mm Stopcock. Similar to CG-1188 but with a sealed in COARSE porosity 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 CHEMISTRY 43, 2923 (1978), and covered in U.S. Patent Number 4,293,422 dated October 6, 1981) when used with optional CG-1191 flow controller and CG-1190 reservoir.
Chemglass Life Sciences Column, Chromatography, 24/40 Outer Joint, 100mL Reservoir, 1/2in ID X 8in E.L., 2mm Stpk
Column, Chromatography, 24/40 Outer Joint, 100mL Reservoir, 1/2in ID X 8in E.L., 2mm Stopcock. 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 CHEMISTRY 43, 2923 [1978], and covered in U.S. Patent Number 4,293,422 dated October 6, 1981) when used with CG-1191 flow control adapter. Lower end of the column has a round bottom.
Chemglass Life Sciences Column, Chromatography, 24/40 Outer Joint, 2000mL Reservoir, 3in ID X 8in E.L., 4mm Stpk
Column, Chromatography, 24/40 Outer Joint, 2000mL Reservoir, 3in ID X 8in E.L., 4mm Stopcock. General purpose column having a PTFE stopcock, reservoir of the listed capacity and a top standard taper outer joint. Glass wool (not supplied) is used to support the 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 CHEMISTRY 43, 2923 [1978], and covered in U.S. Patent Number 4,293,422 dated October 6, 1981) when used with CG-1191 flow control adapter. Lower end of the column has a round bottom.
Ace Glass, Inc. 25mm x 51cm chromatography column
25mm x 51cm chromatography column with #15 Ace-Thred at top and 2mm bore 1:5 taper solid PTFE stopcock plug at bottom. Column supplied with ACE 7506-06 nylon bushing and FETFE o-ring.
Ace Glass, Inc. 0-20mm PTFE ZDS replacement valve stem only, Chemraz O-rings
0-20mm PTFE Zero Dead Space replacement valve stem. Supplied with Chemraz O-rings.
Chemglass Life Sciences Column, Chromatography, 24/40 Outer Joint, 500mL Reservoir, 1in ID X 18in E.L., 2mm Stpk
Column, Chromatography, 24/40 Outer Joint, 500mL Reservoir, 1in ID X 18in E.L., 2mm Stopcock. General purpose column having a PTFE stopcock, reservoir of the listed capacity and a top standard taper outer joint. Glass wool (not supplied) is used to support the 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 CHEMISTRY 43, 2923 [1978], and covered in U.S. Patent Number 4,293,422 dated October 6, 1981) when used with CG-1191 flow control adapter. Lower end of the column has a round bottom.
Tosoh Bioscience LLC TSKGEL G6000PWXL-CP 6X4 GUARD
TSKgel G3000-G6000PWxl-CP Guard Column for 7.8 mm ID columns
Thomson Instrument Company SINGLE StEP Empty Column 25mL or 12g w/ Frit
Thomson Instrument Company SINGLE StEP Empty Columns (patented) are available in a wide range of sizes that allow for seamless connection to FPLC/LPLC/MPLC systems. These columns are designed for use with Gravity or FPLC/LPLC/MPLC (up to 200 PSI) in sizes that range from 10mL-650mL (4g – 300g). Both top & bottom connections are standard Luer fittings. Thomson also offers a 1.2L resin reservoir that simplifies column loading. The 1.2L reservoir screws directly to the top of 25g, 40g and 80g SINGLE StEP Empty Columns for easy loading of buffers, solvents and samples to minimize contamination and sample loss. A bottom frit is included with each SINGLE StEP Empty Column, matching top frits are available for purchase. Thomson manufactures its products in the USA to assure same day shipping.