PCB Mix 5 ppb Back Catalog number: 95018 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA15987120ME Perfluorooctane sulfonic acid, 100 ng/µl, 1ml Price on request 681176 Isoeugenol, 250mg Price on request 678665 S-Metolachlor Metabolite CGA 50267, 100 µg/ml, Ac Price on request