4,4’-DDD Back Catalog number: 79290 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C521002 Citric Acid-2,2,4,4-d4, 10mg Price on request 72641 Dimethyl azelate Price on request 2422.6-K-IPX5 2,4-Dichlorophenol-3,5,6-d3, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 93951-74-7 Price on request