Atrazine desethyl, 100µg/mL in MeOH, 1ml

Benzofenap, 100 µg/ml, Cyclohexane, 1ml

Formothion, 100µg/ml in Acetonitrile

2,3,3',4,4',5,5',6-Octachlorobiphenyl ,100 µg/mL,isooctane,1mL,