PCB No. 189, 10µg/ml in Isooctane, 10ml Back Catalog number: L20018900IO Availability: In the manufacturer's stock Price on request - + Recommended MBP-15 4,4'-Dichloro[13C12]biphenyl, 50.0µg/mL in Nonane/10% toluene, 1,2ml Price on request 1971.12-50-IO 2,2',4,4',5,5'-Hexabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 68631-49-2 Price on request 51182 Michigan GRO Standard Price on request