Heptachlor endo-epoxide, 100 µg/ml, Methanol, 1m

2,3,3',5-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,

2,4'-DDT, 100 µg/ml, Acetonitrile, 5ml

1,2,3,4,7,8,9-Heptachlorodibenzofuran,50 µg/mL,n-nonane,1mL