PCB Mix 3.0 ppb Back Catalog number: 95275 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677417 4-Aminobenzenesulfonic acid, 250mg Price on request 1694.16-K-IO 9-n-Propylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4037-45-0 Price on request 676445 Toltrazuril, 100mg Price on request