2,4'-DDT, 100 µg/ml, Methanol, 1ml

Chlorpyriphos-ethyl, 100µg/ml in Acetonitrile, 5ml

2,2',3,4',5,6,6'-Heptabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

N-Phenyl-N’-isopropyl-p-phenylenediamine