Prep Columns
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 Pinnacle® II HPLC Prep ColumnsSilica manufactured at Restek, for total control of quality and reproducibility. Excellent replacement for the original Hypersil® material. View Product Information |
Pinnacle® DB HPLC Prep ColumnsPrepared using a highly base-deactivated silica support; ideal for analyses of basic compounds, or bases mixed with acids/neutrals. Silica manufactured at Restek, for total control of quality and reproducibility. View Product Information |
Viva HPLC Prep ColumnsViva columns are based on a wide pore material we designed for optimal large molecule separations. Viva columns have a narrow distribution about the mean pore size, permitting a larger portion of the silica surface to play a role in the separation. View Product Information |
Allure® HPLC Prep ColumnsSmall pore size in a high-purity, Type B silica provides a large surface area. High carbon loads, highly retentive. View Product Information |
Ultra HPLC Prep ColumnsOur broadest selection of stationary phases, including unique phases. High density bondings, for maximum retention. High-purity, Type B silica gives excellent peak shapes for a wide range of compounds. View Product Information |