4,4’-DDE Back Catalog number: 79149 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 673683 Prothiofos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 677578 L-Leucine, 250mg Price on request 70362 N,N-Dimethylformamide Price on request