4,4’-DDE Back Catalog number: 98848 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 73374 Thebaine Price on request 1570.34-250MG Pseudomorphine (free base), neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 125-24-6 Price on request 8799.12-100-IO 2,2',3,3',4',5,6-Heptachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 52663-70-4 Price on request