Column filling kit Back Catalog number: GPC20012 Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended A6007 Metasaver Precolumn Filter, 2U 10/Pk 343,34 € CP23092 ChromSep Hardware Kit SS 1-3cm 485,31 € 718978 O-ring for VP guard column holder 50mm 252,45 €