Nitrate as NO3-, 1000µg/ml in water, 100ml

Prothioconazole, 100 µg/ml, Acetonitrile, 5ml

2-Butanone (Methyl ethyl ketone)-DNPH

Vortioxetine HCl, 1000µg base/mL in MeOH with 5% 1M HCl, 1mL