2,2',3,3',4,5,6,6'-Octachlorobiphenyl (200) Back Catalog number: 63200 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2125.12-10-IO Arochlor 1221 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11104-28-2 Price on request 10031.9 Etirazetam, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 682690 Isopropyl acetate, 1000mg Price on request