CAS 60145-21-3 appears in our catalog under these names: PCB No. 103, PCB No. 103 10 µg/mL in Isooctane, 2,2',4,5',6-Pentachlorobiphenyl, PCB 103, ROTI®Star, 10 mg, glass, PCB 103, Concentration: 100 µg/ml Solvent: Isooctane. Offered by: Dr. Ehrenstorfer, Biosynth, Roth, HPC Standards. Available pack sizes: 10mg, 10ml, 5mg, 25mg, 50mg, 1x5ml.