12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 731771 Chromafix HR-XAW (S) 234,30 € 731804 Chromafix C18 ec (S) 170,98 € 75503050 Tubes, VersaPlate-C8, 50mg, 96/PK 301,05 €