O,O-Dimethyldithiophosphate, sodium salt, 5mg

2,2',3,3',4,5,5',6,6'-Nonabromodiphenyl ether, 1.2ml x 50ug/ml, toluene

Methomyl, 10.0 µg/ml, Acetonitrile, 10ml

N-Nitrosodiethanolamine, 100mg