Flufenoxuron, 100 µg/ml, Acetonitrile, 5ml

Nitrite (NO2-) as N

4-Bromo-2,3,7,8-tetrachlorodibenzofuran, 1.2ml x 50ug/ml, toluene

Benzo[k]fluoranthene, 10.0 µg/ml, Acetonitrile,