2,3,4,6-Tetrachlorophenol, 50mg

3,4,4'-Trichlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 38444-90-5

PCB Congener Internal Standard Mix

Chloroform, 100µg/ml in MeOH, 5ml