2,3,3',4,4',5,5'-Heptachlorobiphenyl (189) Back Catalog number: 66189 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8601.30 5 alpha(H),17 alpha(H),20R,24S-3ß-Acetoxy-24-methylcholest-8(14)-ene, , Solvent-, Unit , # of units-, Cas.no. Price on request 682879 2-Hydroxy-4-(octyloxy)benzophenone, 1000mg Price on request 95285 Volatile Standard Price on request