PSA-C18-Mix 6 Back Catalog number: 674789 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 33005 EPA Method 502/524 Fortification Solution Price on request 9928.16-5MG 6:2 Di-PAPS-d4, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. Price on request 678180 Oxadiargyl, 10 µg/ml, Acetonitrile, 10ml Price on request