S421, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673696 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 90378 EPA Method 622 / 8141 - Analytes Price on request 8813.12-10MG 2,4,5-Trihlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 15862-07-4 Price on request 2715.9-50-ME Perfluorononanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 375-95-1 Price on request