Pyrasulfotole, 100 µg/ml, Acetonitrile, 5ml

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

Sulfamethoxypyridazine, 250mg

2,4-Dimethylaniline, 100 µg/ml, Methanol, 5ml