Aroclor 1221 Back Catalog number: 79403 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679297 Benzo[b]fluoranthene, 10.0 µg/ml, Acetonitrile, Price on request M23-B-78-CDF 2,3-Dibromo-7,8-dichloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request X9090 1,3-Dinitrobenzene Price on request