CAS 68194-07-0 appears in our catalog under these names: PCB No. 90, PCB No. 90 10 µg/mL in Isooctane, PCB 90, ROTI®Star, 10 mg, glass, PCB 90, Concentration: 100 µg/ml Solvent: Isooctane. Offered by: Dr. Ehrenstorfer, Roth, HPC Standards. Available pack sizes: 5mg, 10ml, 10mg, 1x5ml.