PCB No. 157, 10µg/ml in Isooctane, 10ml Back Catalog number: L20015700IO Availability: In the manufacturer's stock Price on request - + Recommended 2125.12-100-IOX10 Arochlor 1221 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 11104-28-2 Price on request 673330 Iprovalicarb, 10.0 µg/ml, Acetonitrile, 10ml Price on request 2564.6-5ML Triethylene glycol, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 112-27-6 Price on request