Cypermethrin, 100 µg/ml, Ethyl acetate, 5ml

Heptachlor-endo-epoxide (trans-, isomer A), certified, 10mg

(5)Helicene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 188-52-3

4,4'-DDT, 100 µg/ml, Methanol, 1ml