4,4’-DDE Back Catalog number: 98848 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1991.12-50-IO 3,3',4,4'-Tetrabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93703-48-1 Price on request 72694 Isocaproic acid Price on request 2551.18-100MG O-Acetylsalicylic anhydride, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1466-82-6 Price on request