Guanin, 25g

n-Alkanes mixture C20+C40 1140,20 Eicosane 1160,40 n-Tetracontane Conc: 100µg each/mL in n-Pentane Units: 5mL in Screw-cap bottles

PAH Standard

Desmethylmirtazapine hydrochloride,100 µg base/mL,acetonitrile,1mL