12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 4265 3mL Cartridge w/ 200mg Spe-ed Advanta, 50pk Price on request 730073MPS Chromab. columns SiOH, 3mL, 500mg, MPS 202,79 € 14102052 HF Bond Elut-C18, 500mg 6ml, 30/pk 118,78 €