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 676691 Heptachlor, 100 µg/ml, Ethyl acetate, 1ml Price on request 52042 Calibration Standard Set Price on request 0189.3-1ML 1-Propanethiol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 107-03-9 Price on request