PCB No. 157, 10µg/ml in Isooctane, 10ml Back Catalog number: L20015700IO Availability: In the manufacturer's stock Price on request - + Recommended 50308 Custom Standard Price on request 0138.16-K-IO 2,2',5,5'-Tetramethylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3075-84-1 Price on request 677271 13C3-AHD, 10mg Price on request