SPE Column BAKERBOND C18, 500mg/3ml, pk/50 Back Catalog number: 7020-03 Availability: In the manufacturer's stock Price (VAT incl.) 301,64 € 249,29 € - + Recommended 730033 Chromab. columns NH2, 3mL, 500mg 189,07 € 730070.250 Chromab. columns SiOH, 6mL, 500mg, BIG 621,08 € 730214G Chromab. columns SiOH, 3mL, 200mg 287,30 €