2,4’-DDD Back Catalog number: 70459 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4055-1-10IO 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 1328.14-10-T 2-Fluorophenanthrene, 10µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 523-41-1 Price on request 31039 Picloram methyl derivative Price on request