Aroclor 1221 Back Catalog number: 79403 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1805.12-K-IO 2,2',5,5'-Tetrachlorobenzidine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 15721-02-5 Price on request 10225.10-10MG iso-Propyl 4-hydroxybenzoate-2,3,5,6-d4, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 1219798-72-7 Price on request 676944 2,4,6-Trichloroaniline, 250mg Price on request