2,2’,3,4,4’,5’-Hexachlorobiphenyl (138) Back Catalog number: 66138 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52081A Instrument Standard 5 Price on request 9937.5-5ML 2-Pentanol, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 6032-29-7 Price on request 3116.10-50-IO 1,4-Dibromonaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 83-53-4 Price on request