3mL Cartridge w/500mg Amberlite XAD-7, 50/pk Back Catalog number: 2193 Availability: In the manufacturer's stock Price on request - + Recommended 5982-1365 C18 Endcapped Box, 30x 6ml tubes, 500mg 136,41 € 12102020 Bond Elut-C18 OH, 100mg 1mL, 100/PK 273,74 € 5107 60mL Cartridge w/10g SI silica Gel, 12/pk Price on request