2,2’,3,3’,4,4’-Hexachlorobiphenyl (128) Back Catalog number: 63128 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 38010 CWA Low Level PAHs-HPLC Price on request T718500 Trazodone Hydrochloride, 1g Price on request 0277.22-K-T Indeno[1,2,3-cd]pyrene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 193-39-5 Price on request