3mL Cartridge w/500mg Amberlite XAD-7, 50/pk Back Catalog number: 2193 Availability: In the manufacturer's stock Price on request - + Recommended 731832 Chromafix SA (M) 211,10 € 14113036 HF Bond Elut LRC-SI, 500mg, 50/PK Price on request 730015G Chromab. columns C18 ec, 6mL, 1000mg 260,78 €