3mL Cartridge w/500mg Amberlite XAD-7, 50/pk Back Catalog number: 2193 Availability: In the manufacturer's stock Price on request - + Recommended 730015G Chromab. columns C18 ec, 6mL, 1000mg 260,72 € 12102068 Bond Elut-SI, 50mg 1mL, 100/PK 169,24 € 738071.100M Chromab. Multi 96, SiOH, 100mg,monobloc 354,87 €