PCB No. 157, 10µg/ml in Isooctane, 10ml Back Catalog number: L20015700IO Availability: In the manufacturer's stock Price on request - + Recommended MBP-77 3,3',4,4'-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request 30081 EPA Method 505 Analytes Price on request 10010.6-1ML Hexanal, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 66-25-1 Price on request