Chromatography Products from Nacalai Tesque and Alltech distributed by Timtec

Cosmosil and Cosmogel HPLC columns and packing materials

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Preparative column 15C18-AR-II

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Purification by HPLC in preparative scale because of its numerous benefits is increasing in importance and becoming a routine procedure. Based on the fact that the amount of applicable sample is proportional to the column size, the COSMOSIL series is available in 10mm I.D. and 20mm I.D. for semi-preparative applications and 28mm I.D. and 50mm I.D. for preparative scales.
For column sizes and packing materials not listed below, contact either your local distributor or the manufacturer directly.
Material characteristics
Silica gel high purity porous spherical silica
Average particle size 15mm
Average pore size approx. 120
Specific surface area approx. 300m2/g
Stationary phase polymeric type octadecyl group
End capping treatment near-perfect treatment
Carbon content approx. 17%
Ordering information
COSMOSIL 15C18-AR-II Guard Column 28mmI.D.50mm 38030-11 Waters type
50mmI.D.50mm 38057-81
COSMOSIL 15C18-AR-II Packed Column 28mmI.D.250mm 37978-51
50mmI.D.250mm 38058-71

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