6-Chloronicotinic acid, 100mg

1,2,3,7,8,9-Hexachlorodibenzofuran

1,2,3,4,7,8-Hexachlorodibenzofuran ,50 µg/mL,n-nonane,1mL,

Dithianon, 100 µg/ml, Acetonitrile, 5ml