D4-Ochratoxin A, 10.0 µg/ml, Acetonitrile, 1ml

Metoprolol acid, 25mg

1,2-Dimethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 31317-14-3

Pyrene-d10, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1718-52-1