12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 14102080 HF Bond Elut-Certify II, 200mg 3mL,50/P 169,26 € 730033G Chromab. columns NH2, 3mL, 500mg 356,73 € 12102029 Bond Elut-C8, 500mg 3mL, 50/PK 175,53 €