3mL Cartridge w/500mg Amberlite XAD-7, 50/pk Back Catalog number: 2193 Availability: In the manufacturer's stock Price on request - + Recommended 730402 Chromab. columns C18 f, 3mL, 200mg 134,15 € 12102026 Bond Elut-C8, 200mg 3mL, 50/PK 154,29 € 730071 Chromab. columns SiOH, 1mL, 100mg 151,05 €