Low to Medium Pressure LC Columns
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. 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 Rodaviss Joint, 1 1/2in ID X 18in E.L., 2mm Stpk
Column, Chromatography, 35/20 Socket Joint, 3/4in 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.
Ace Glass, Inc. Adjusta-Chrom; column, 25mm ID x 900mm, glass column only
25mm I.D. x 900mm Adjusta-Chrom chromatographic column used for recycling, ascending or descending applications.
Chemglass Life Sciences Column, Chromatography, 35/20 Socket Joint, 1in ID X 18in E.L., 2mm Stpk
Column, Chromatography, 35/20 Socket Joint, 1in ID X 18in 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, 35/20 Socket Joint, 500mL Reservoir, 1 1/2in ID X 12in E.L., 2mm Stpk
Column, Chromatography, 35/20 Socket Joint, 500mL Reservoir, 1 1/2in ID X 12in E.L., 2mm Stopcock. General purpose column having a PTFE stopcock, reservoir of the listed capacity and a top spherical socket 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-1201 flow control adapter.
Tosoh Bioscience LLC TSKGEL SUPERHZM-N 4.6X150 3UM
Column, Size Exclusion Chromatography (SEC), Aqueous and Organic; Tosoh TSKgel SuperHZM-N; Media: Polymer; Particle: 3 micrometer; 4.6mm I.D. x 15cm Length; Stainless Steel
Sepax Technologies Inc Sepax Generik FPLC Empty Column AF, 25 x 150 mm, Glass
FPLC empty column has 3 configurations to choose from: AF(one fixed endpiece and one adjustable endpiece), AA(two adjustable endpieces), and FF(non-adjustable with two fixed endpieces). The versatile glass empty columns are ideal for FPLC purification based on following characters: high pressure tolerance, up to 900 psi (or 60 bar); easy use two adjustable endpieces configuration; wide range of inner diameter, from 6.6 mm to 50 mm with various lengths; and it is compatible with most solvents used in FPLC purification
Chemglass Life Sciences Column, Chromatography, 24/40 Outer Rodaviss Joint, 2in ID X 18in E.L., 2mm Stpk
Column, Chromatography, 24/40 Outer Rodaviss Joint, 2in ID X 18in E.L., 2mm Stopcock. 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 4,293,422 dated October 6, 1981) when used with optional CG-1195 flow controller and CG-1194 reservoir. Column is constructed using MEDIUM WALL TUBING. Glass wool (not supplied) is used to support column packing. Lower end of the column has a round bottom. Connections between the column, reservoir and flow control adapter are made using Rodaviss joints. The unique design of the Rodaviss joint affords a grease free seal while holding glassware together without clamps. Column is supplied complete with a CG-182 open top cap and o-ring.
Sepax Technologies Inc Sepax Generik FPLC Empty Column AA, 50 x 400 mm, Glass
FPLC empty column has 3 configurations to choose from: AF(one fixed endpiece and one adjustable endpiece), AA(two adjustable endpieces), and FF(non-adjustable with two fixed endpieces). The versatile glass empty columns are ideal for FPLC purification based on following characters: high pressure tolerance, up to 900 psi (or 60 bar); easy use two adjustable endpieces configuration; wide range of inner diameter, from 6.6 mm to 50 mm with various lengths; and it is compatible with most solvents used in FPLC purification
Chemglass Life Sciences Column, Chromatography, 45/50 Outer Rodaviss Joint, 2 1/2in ID X 12in E.L., 4mm Stpk
Column, Chromatography, 45/50 Outer Rodaviss Joint, 2 1/2in ID X 12in E.L., 4mm Stopcock. 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 4,293,422 dated October 6, 1981) when used with optional CG-1195 flow controller and CG-1194 reservoir. Column is constructed using MEDIUM WALL TUBING. Glass wool (not supplied) is used to support column packing. Lower end of the column has a round bottom. Connections between the column, reservoir and flow control adapter are made using Rodaviss joints. The unique design of the Rodaviss joint affords a grease free seal while holding glassware together without clamps. Column is supplied complete with a CG-182 open top cap and o-ring.
Tosoh Bioscience LLC TSKGEL ALPHA-2500 7.8X300
Column, Size Exclusion Chromatography (SEC), Aqueous and Organic; Tosoh TSKgel Alpha-2500; Media: Polymer; Particle: 7 micrometer; 7.8mm I.D. x 30cm Length; Stainless Steel - Multi-Solvent Capability
Tosoh Bioscience LLC TSKGEL ALPHA GUARD COLUMN
Column, Guard; For 7.8mm I.D. Tosoh TSKgel Alpha columns; Media: Polymer; 6mm I.D. x 4cm
Boca Scientific Inc Laboratory Columns, 2.5ml with 10um Inserted Lower Filter, Pack of 20
These empty 2.5ml laboratory columns come with an inserted lower filter with a pore size of 10um. Each column has Luer-lock connectors on both sides for tubing and syringes. To close the columns tightly, the 2.5ml columns have a Luer-lock closing cap. These columns can be centrifuged and autoclaved (with filters at 110°C). Each package of columns includes two one-way stopcocks.
Waters Corp Resolve C18 Radial-Pak Column, 90Å, 10 µm, 8 mm X 100 mm, 1/pk
The non-encapped Resolve C18 column offers significantly different selectivity compared to similar HPLC packings like Nova-Pak and µBondapak. The change in chromatographic behavior is most commonly noticed with polar compounds, which are typically more retained.