4,4’-DDE Back Catalog number: 79149 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 79666 Benzo(a)pyrene Price on request 3938.3-1ML trans-1,3-Dichloropropene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 10061-02-6 Price on request 2121.16-500-IO 2,7-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1576-69-8 Price on request