Inertsil Ph-3 5µm, HPLC-Column 250x4.6mm Back Catalog number: 5020-01921 Availability: In the manufacturer's stock Price on request - + Recommended 79377 PRP-X400 Cart. PEEK (5/pk)* Price on request 760606.30 EC 100/3 NUCLEODUR C18Gravity-SB, 3 µm 740,13 € 720023.40 EC 250/4 NUCLEOSIL 100-10 C18 445,38 €