Prothiofos, 100 µg/ml, Toluene, 1ml

Ethylene glycol, 1000µg/ml in Water, 1ml

oxy-Chlordane, 10.0 µg/ml, Cyclohexane, 10ml

2,2',4,4'-Tetrabromodiphenyl ether,50µg/ml IO, 1ml