12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 731774 Chromafix HR-XCW (S) 239,77 € 14102010 HF Bond Elut-SI, 100mg 1mL, 100/PK 186,21 € 730070.250 Chromab. columns SiOH, 6mL, 500mg, BIG 621,08 €