New 400 μl sample volume spin column in 96-well format is available with a choice of 9 packing materials: G10, G25, G50, G100, P2, P4, C18, C8 and C4. They can be ordered with 1.1 ml or 450 μl collection plates. The columns comply with SBS standards for automation. Pharmaceutical grade plastics reduce absorption effects and improve recoveries.