PSA-C18-Mix 4 Back Catalog number: 674790 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 10335.16-10MG O-Desmethylvenlafaxine,neat,neat,10mg, Price on request 679565 D7-Nequinate, 10mg Price on request 52102 ICP-MS Verification Kit Price on request