1,1,2,2-Tetrachloroethane-d2

oxy-Chlordane, 100 µg/ml, Acetonitrile, 1ml

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

Phorate-sulfone, 100 µg/ml, Cyclohexane, 1ml