4-ANPP,1000 µg/mL,acetonitrile,1mL,

1,1,1,2-Tetrachloroethane, 1ml

2,4-Dibromobiphenyl, 1.2ml x 50ug/ml, nonane

1,2,8,9-Tetrachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane