Chlorpyriphos-ethyl, 100µg/ml in Acetonitrile, 5ml

Chlorthal-dimethyl, 100 µg/ml, Ethyl acetate, 5m

N-methylperfluoro-1-octanesulfonamidoacetic acid isomeric mixture, 50µg/ml in MeOH, 1,2ml

Benzo[a]fluoranthene,100 µg/mL,acetonitrile,1mL,