alpha-Endosulfan, 100 µg/ml, Acetonitrile, 5ml

2,2',3,4,5,5',6-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Aroclor 1248

Trichloronate, 100 µg/ml, Acetonitrile, 5ml