Ditalimfos, 100 µg/ml, Acetonitrile, 5ml

1,2,4-Trichlorobenzene, 100 µg/ml, n-Hexane, 5ml

PAH Standard, 1000µg/ml in methylene chloride, 1ml

Tolclofos-methyl, 100 µg/ml, Toluene, 1ml