41464-40-8

CB-49 PCB 49 BZNO 49 PCB NO 49 1,1'-BIPHENYL,2,2',4,5'-TE Butylphthalide Impurity 58 PCB No. 49 in Cyclohexane 2,4,2’,5’-tetrachlorobiphenyl 2,2',4,5'-Tetrachlorobiphenyl 2,4,2',5'-Tetrachlorobiphenyl PCB No. 49 10 μg/mL in Isooctane 2,2',4,5'-Tetrachloro-1,1'-biphenyl 2,2’,4,5’-tetrachloro-1,1’-biphenyl 1,1'-Biphenyl, 2,2',4',5-tetrachloro 2,2',4,5'-TERACB UNLABELED CERTIFIED STANDARD