4,4’-DDE Back Catalog number: 79149 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 97797 PAH Standard Price on request 9841.12-10MG 1-Acenaphthenone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 2235-15-6 Price on request 66158 2,3,3',4,4',6-Hexachlorobiphenyl (158) Price on request