Protriptyline hydrochloride ,1000 µg base/mL,MeOH,1mL,

Ochratoxin A, 10 µg/mL, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 303-47-9

3,3'-Dimethoxybenzidine,100 µg/mL,acetonitrile,1mL,

Germanium (Ge)