Column Adapter for 6mL SPE cartridgee, pk/10 Back Catalog number: 12809 Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 730034 Chromab. PE filt., PP columns 30mL 260,72 € 13949 Plunger Insert (PP) for 3mL-cartridge, pk/10 Price on request 730171 Chromab. empty glass columns, 3mL,glass 258,65 €