Home :: Sample Preparation :: Solid Phase Extraction (SPE) :: United Chemical Technologies SPE Products :: UCT Clean-Up® SPE Cartridges :: Clean-Up® C18 :: Clean-Up® C18 Unendcapped (Octadecyl tri-functional) :: Clean-Up C18 SPE Cartridges, 100mg, 1mL, pk.100 - (unendcapped)