Metronidazole, certified, 0.25g

2,3-Dichloro-6-(2,4-dichlorophenoxy)anisole (6-Chloro-methoxytriclosan), 1.2ml x 50ug/ml, nonane

Melatonin,1000 µg/mL,MeOH,1mL,

n-Hexane, 1000µg/ml in MeOH, 1ml