4,4’-DDE Back Catalog number: 79149 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 2925.7-100-AN Desethylterbuthylazine-d9 (tert-butyl-d9), 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1219798-52-3 Price on request WMF-EX Reference Fish Tissue Extract (Isooctane/20% Salmon Oil), 3g, Isooctane Price on request 1743.13-K-T Benzo[f]quinoline, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 85-02-9 Price on request