Pirimiphos-methyl, 100 µg/ml, Ethyl acetate, 5ml

Beflubutamid, 10.0 µg/ml, Acetonitrile, 10ml

1,2,7,8-Tetrachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

MCPB, 100 µg/ml, Acetonitrile, 5ml