4,4’-DDD Back Catalog number: 79290 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1990.12-50-IO 2,4,4',6-Tetrabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 189084-63-7 Price on request 9476.15-10MG Quinoxyfen, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no. 124495-18-7 Price on request 681976 Benserazide Hydrochloride, 10mg Price on request