2,4,4'-Trichlorobiphenyl ether,50 µg/mL,n-nonane,1mL,

Chlorothalonil, 10.0 µg/ml, Cyclohexane, 10ml

8-Methylbenz[a]anthracene

n-Hydrocarbon Standard (C5-C15), 2000µg/mL in MeOH, 1ml