Zolpidem tartrate, 100 µg/ml, Methanol, 1ml

Ethofumesate, 100µg/mL in Acetonitrile, 1ml

S-Benzyl-L-cysteine, 250mg

Tin (Sn), 1000µg/ml in in 2%-HNO3 / 6%-HCl, 100ml