12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 14256015 HF Mega BE-C18, 2gm 12mL, 20/PK 192,44 € 144,33 € 730004.250 Chromab. columns C18, 6mL, 500mg, BIG 643,43 € 730301 Chromab. columns C18 Hydra, 6mL, 2000mg 197,86 €