Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane

3-Methyl-4-nitrophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 2581-34-2

L-Methionine, 100mg

Ochratoxin A, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 303-47-9