MN Guard Column (short) VP 10/16 NUCLEODUR - polar universal Guard Column cartridge -, Length: 10mm, ID: 16mm, pack of 2 - compatible with VarioPrep HPLC column with ID: 16mm or ID: 21mm - for all polar NUCLEODUR- and NUCLEOSIL phases - requires VP Guard Column Holder 16mm (short version, REF: 718256)