4,4’-DDD Back Catalog number: 70099 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9273.20-10MG Naltrexone (base, anhydrous), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 16590-41-3 Price on request S-4055-500-10IO Sulfur Calibr. Mix. Dibenzothiophene in Isooctane. Units: 5x1mL ampoule, 1x10mL screw cap bottle Chiron No. (Matrix) Concentration Isooctane Xylene White oil 3 cst µgS/g (ppm) Wt.% S-4055-0-IO Price on request S-4239-2K-IP EPA 8040A, Mixture A S-4239 9 Analytes, 2mg/mL each in isopropanol 4-Chloro-3-cresol m-Cresol 2,4-Dichlorophenol 2-Methyl-4,6-dinitrophenol 2-Nitrophenol 4-Nitrophenol 2,4,6-Trichlorophenol Pentachlorophenol Phenol Price on request