Avantor® ACE® Silica columns provide great reproducibility and column lifetime. These stainless steel columns are available in a wide range of particle sizes and dimensions from capillary to preparative. Ultra high purity, base deactivated silica with exceptional reproducibility Wide range of particle sizes (3 to 10 µm) and complementary phases Method validation kits contain three different batches of the same phase - available on request These columns are designed for a wide range of chromatographic applications, to provide great performance with acidic, basic and neutral molecules.