Desmethryn, 100µg/ml in MeOH, 1ml

2,2',3,3',4',5,5'-Heptachloro-4-biphenylol, 1.2ml x 50ug/ml, nonane

Triazophos, 100 µg/ml, Acetonitrile, 5ml

Aminocarb, 100 µg/ml, Ethyl acetate, 5ml