Hexachlorobenzene, 10.0 µg/ml, Acetonitrile, 10m

1H,1H,2H,2H-Perfluorodecanesulfonic acid, 10mg

1,2,3,7,8,9-Hexachlorodibenzofuran ,50 µg/mL,n-nonane,1mL,

1,2,3-Trichloropropane, 1ml