2,4-DB, 10 µg/ml, Acetonitrile, 10ml

(Z)-Dimethylvinphos, 10 µg/ml, Cyclohexane, 10ml

1,2,3,8,9-Pentachlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

alpha-HCH-d6, 10µg/ml in Cyclohexane, 5ml