PCB No. 126, 10µg/ml in Isooctane, 10ml

Acetic Acid (C2H4O2), 1000µg/mL in Water, 100ml

1,2,3,7,8,9-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

AH-7921-d6 (dimethyl-d6)