Parathion-ethyl, 100 µg/ml, Ethyl acetate, 5ml

Iron(II) Ethylenediammonium Sulfate 4H2O, 25g

Iopromide, 100µg/ml in Acetonitrile, 1ml

1,2-Dimethyl-4-ethylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 934-80-5