Dimethoate, 10.0 µg/ml, Ethyl acetate, 10ml

Perfluoro-6-methylheptane sulfonate, 200ul x 1.00ug/ml, methanol

1,2,3,9-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

Trifluoroacetic acid sodium salt, 100mg