Acetaminophen, 250mg

1,2,3,4,8,9-Hexachloro(13C12)dibenzofuran, 1.2mL x 50ug/mL, toluene

PCB No. 121, 1000μg/ml in Isooctane, 1ml

2',3,5-Trichlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 37680-68-5