Sulfadiazine, 100 µg/ml, Methanol, 1ml

PCB No. 30, 10µg/ml in Isooctane, 10ml

Diethyl phthalate-3,4,5,6-d4, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93952-12-6

2,3',5',6-Tetrachlorobiphenyl