PCB Congeners Back Catalog number: 94597 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674486 PSA-Mix 3 Price on request 1688.0-2K-T Hydrogensulfide, 2000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 7783-06-4 Price on request 1419.9-250MG 3-Isopropylphenol, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 618-45-1 Price on request