Atrazine-desisopropyl, 100 µg/ml, Acetonitrile,

2,2',3,5,6-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Endosulfan-sulfate, 100 µg/ml, Cyclohexane, 1ml

N,N-Dimethylacetamide