2,2’,3,3’,4,4’,5,5’-Octachlorobiphenyl (194) Back Catalog number: 66194 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended C10205000 Aminomethyl phosphonic acid, certified, 0.1g Price on request 0227.28-10UG Benzo[a]coronene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 190-70-5 Price on request 96585 Ephedrine Price on request