Etridiazole, 10.0 µg/ml, Ethyl acetate, 10ml

N-Nitrosodiisopropylamine, 50mg

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

Propazine, 100µg/ml in Acetonitrile, 1ml