Fumonisin B2, 50 µg/ml, Acetonitrile/Water, 1ml

Isonicotinaldehyde, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 872-5-5

EPA Method 509 Internal Standard

n-Propylbenzene, 1000µg/ml in MeOH, 1ml