Proquinazid, 100 µg/ml, Acetonitrile, 5ml

7-Nitrodibenz[a,h]anthracene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 63041-91-8

4-Aminobenzenesulfonic acid, 250mg

Ochratoxin A, 100 µg/ml, Acetonitrile, 1ml