Sterigmatocystine, 50µg/mL, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 10048-13-2

EPA Method 525.1 Analytes Mix #2

N-Nitrosodiisobutylamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 997-95-5

Perfluoro-n-[1,2,3,4,5-13C5]nonanoic acid, 1.2ml x 50ug/ml, methanol