MicroSolv manufactures HPLC columns, autosampler vials for HPLC & GC, syringe filters, fittings and accessories and small bore tubing. CE, TLC, Flash Chromatography and OPLC are also available. Separation sciences leaders.

Since 1992

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The following list is provided to assist our readers and customers in correctly choosing the correct HPLC Column diameter by commonly used terms.

Common Name Internal Diameter
Capillary LC 300µm - 1.0 mm
Micro-bore 1.0 mm
Narrow-bore 2.1 mm
Mid-bore 3.0 mm
Analytical Bore 4.6 mm
Semi-Prep 7.8-21.2 mm
Preparative up to 3"
Process Scale over 3" diameters