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 KM03519DA Cyclohexyl 2-chloroacetate, 97%, 1g Price on request H942565 (2R)-2-Hydroxyglutaric Acid Disodium Salt, 25mg Price on request 2686.16-K-IO 2,2,4,4,6,8,8-Heptamethylnonane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4390-04-9 Price on request