Chlorpyrifos, 100 µg/ml, Ethyl acetate, 5ml

Dimethenamid-P, 10.0 µg/ml, Acetonitrile, 10ml

2-Amino-5-nitropyridine, >98%, 5g

1,2,3,4,8,9-Hexachlorodibenzofuran, 1.2ml x 50ug/ml, toluene