4-OH-Pyriproxyfen (4'-OH-pyr), 100 µg/ml, Acetoni

2-(4-Chloro-2-methylphenoxy-d3)propionic acid, 100µg/ml in MeOH, 1ml

Isoproturon, 100µg/ml n Acetonitrile, 1ml

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