12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 730003.250 Chromab. columns C18, 3mL, 500mg, BIG 14 638,00 Kč 731756 Chromafix HR-XC (M) 6 552,00 Kč 14256018 HF Mega BE-SI, 2gm 12mL, 20/PK 3 773,50 Kč