12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 12213013 BONDESIL-C18, 40UM, 1KG 2 944,78 € 730626G Chromab. columns NH2, 6mL, 1000mg 321,83 € 12102099 Bond Elut C18, 100mg 3ml, 50/pk 147,97 €