Aroclor 1221 Back Catalog number: 70016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3831.6-KIT ISO 7981-1 Single substance Kit, 10µg/mL, Solvent-acetonitrile, Unit 6x1mL, # of units-, Cas.no. Price on request 2472.6-K-IP 2,6-Dibromophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 608-33-3 Price on request 79498 sec-Butanol Price on request