PSA-GCB-Mix for 2007.01 per AOAC Back Catalog number: 674523 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 73311 Methyl eicosatetraenoate (C20:4n-6) Price on request 679883 4-Chloro-2-methylaniline, 100 µg/ml, Acetonitrile Price on request 71689 1-Chloro-1,1-difluoroethane, 1000µg/ml in MeOH, 1ml Price on request