Hexavalent Chromium (Cr +6)

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

8,16-Pyranthrenedione, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 128-70-1

Pethoxamid-ESA sodium, 10µg/ml in Acetonitrile, 5ml