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 0452.3-150-CYX5 GC-IRMS Standards (C15 (?13C: -30.22); C20 (?13C: -33.06); C25 (?13C: -28.21)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. Price on request 674789 PSA-C18-Mix 6 Price on request 1328.14-10-T 2-Fluorophenanthrene, 10µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 523-41-1 Price on request