Aroclor 1221 Back Catalog number: 90593 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0223.26-10MG Dibenzo[e,ghi]perylene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 190-95-4 Price on request 672948 Sodium 2,2'-methylene-bis-(2,4-di-tert-butylphenyl Price on request 1992.12-5MG 2,3,3',4,4',5,6-Heptabromodiphenyl ether, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 189084-68-2 Price on request