3mL Cartridge w/500mg Amberlite XAD-7, 50/pk Back Catalog number: 2193 Availability: In the manufacturer's stock Price on request - + Recommended 12102052 Bond Elut C18, 500mg 6ml, 30/pk 113,40 € 12113014 Bond Elut 1cc LRC-NH2, 100mg, 50/PK 171,84 € 75501025 Tubes, VersaPlate-C18, 25mg, 96/PK 282,63 €