DONeX, SPE Clean-up Cartridge, 3ml, pk/500 Back Catalog number: 12793 Availability: In the manufacturer's stock Price on request - + Recommended 11629 Cap for 6mL glass columns, esp for LCTech P/N 135 Price on request 730507 Chromab. columns XTR, 70mL, 14500mg 165,57 € 13547 Column Adapter for 6mL glass cartridges, esp. for Price on request