CAS 41411-63-6 appears in our catalog under these names: PCB No. 166, PCB No. 166 10 µg/mL in Isooctane, 2,3,4,4',5,6–Hexachlorobiphenyl, 2,3,4,4',5,6-Hexachlorobiphenyl, PCB 166, ROTI®Star, 5 mg, glass. Offered by: Dr. Ehrenstorfer, GLPBio, Biosynth, Roth, HPC Standards. Available pack sizes: 5mg, 10ml, 1ml, 10mg, 25mg, 50mg, 1x5ml.