alpha-HCH, 100 µg/ml, Methanol, 1ml

PAH Mix 6, 10µg/ml in Acetonitrile, 5ml

1,2,3,4,7,8,9-Heptachlorodibenzofuran,50 µg/mL,n-nonane,1mL

Carbofuran D3, 100µg/mL in Acetone, 1ml