CAS 74472-36-9 appears in our catalog under these names: PCB No. 112, PCB No. 112 10 µg/mL in Isooctane, 2,3,3',5,6–Pentachlorobiphenyl, 2,3,3',5,6-Pentachlorobiphenyl, PCB 112, ROTI®Star, 5 mg, glass. Offered by: Dr. Ehrenstorfer, GLPBio, Biosynth, Roth, HPC Standards. Available pack sizes: 5mg, 10ml, 1ml, 25ml, 50ml, 1x5ml.