CAS 38411-22-2 appears in our catalog under these names: PCB No. 136, PCB No. 136 10 µg/mL in Isooctane, PCB 136, ROTI®Star, 20 mg, glass, PCB 136, Concentration: 10 µg/ml Solvent: Isooctane. Offered by: Dr. Ehrenstorfer, Roth, HPC Standards. Available pack sizes: 25mg, 10ml, 20mg, 1x10ml.