TSKgel PWXL Guard Column, 4cm × 6mm, 12μm Back Catalog number: 08033 Availability: In the manufacturer's stock Price on request - + Recommended A5211 MetaCarb 87H Guard Column 50 x 4.6mm 448,67 € 440905-801 Agilent Prep-sil prep col,10x250mm,5u 1 653,20 € PL1671-0140 PL HI-PLEX NA GUARD CARTRIDGES 5X3MM 284,79 €