2,2’,3,3’,4,4’,5,5’-Octachlorobiphenyl (194) Back Catalog number: 66194 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 53035 Calibration Standard Mix 3 Price on request 70441 N-Nitrosodiethylamine Price on request N0600000 Nicotinamide, 50mg Price on request