4,4’-DDE Back Catalog number: 79149 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 10448.12-10MG 4,4'-Diaminobiphenyl-d8 (Rings-d8) Price on request 2216.10-K-TX10 1-Nitronaphthalene-d7, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 80789-77-1 Price on request SFA-014S Methyl eicosanoate C20:0, 10mg/ml in Hexane, 1ml Price on request