EPA Method 1613 Native Stock Solution, 1.2ml, nonane

trans-Nonachlor, 100 µg/ml, Acetonitrile, 1ml

(±)-Chlorpheniramine-d6 maleate (N,N-dimethyl-d6),100 µg base/mL,MeOH,1mL

Octachlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,