Clean Screen® DAU Solid Phase Extraction Columns
UCT, Inc.Clean Screen® DAU Solid Phase Extraction Column is the flagship product of the forensic solid phase extraction column line. The first product of its kind in the industry, it is a mixed-mode column exhibiting both hydrophobic and cation exchange characteristics. Over 20 years of experience has shown this column to be effective on hundreds of drugs in both the acid-neutral and basic drug categories.