L-Histidine hydrochloride monohydrate, 250mg

4-Hydroxy-11H-indolo[2,3-f]naphthalene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 23682-01-1

Acetonitrile

2-Butoxyethyl-4-(dimethylamino) benzoate, 25mg