Bromopropylate, 100 µg/ml, Acetonitrile, 5ml

trans-Chlordane, 10.0 µg/ml, Ethyl acetate, 10ml

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

Sodium p-n-octylbenzenesulfonate, 100µg/mL in MeOH, 1ml