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 52041A Interference Standard 4 Price on request 8628.31-10UG 3ß,17 alpha(H),21 alpha(H)-3-Methylhopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. Price on request BFR-CS1,2,3,4,5 Individual Calibration Solutions , 200ul, toluene Price on request