Alachlor ESA sodium salt, 100µg/ml in MeOH, 1ml

2,3,6-Trichlorobiphenylene, 1.2ml x 1x10-4M, dimethylsulfoxide

Mevinphos, 100 µg/ml, Ethyl acetate, 1ml

Urethane, 1000µg/ml in MeOH, 1ml