PCB No. 78, 100µg/ml in Isooctane, 1ml

Fenbutatin oxide, 10 µg/ml, Cyclohexane, 10ml

Phthalate Standard

1,2,3,4,7,8,9-Heptachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene