EPA Method 604.1 Analytes Back Catalog number: 40004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MPFAS-3ES Mass-Labelled PFAS Extraction Standard, 2000ng/ml in MeOH, 1,2ml Price on request 9088.16-100-IO Benzyl cinnamate, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 103-41-3 Price on request 73239 Ketoconazole, 1000μg/ml in MeOH, 1ml Price on request