2,3',5',6-Tetrachlorobiphenyl

2,2',4-Tribromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 147217-75-2

CLP Semi-Volatile - Low Conc Aniline Mix #1

WHO PCB Extraction Standard, 100pg/µl in nonane, 1,2ml