EPA Method 552.1 - Surrogate Standard Back Catalog number: 31057 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92912 Pesticide Standard Price on request 11187.26-2K-ME (±)-Ketoconazole,2000 µg/mL,MeOH,1mL Price on request PFS-533-NAS 533 Native Analyte PDS 11 682,92 Kč