EPA Method 515.2 Analytes - Underivatized

Pure ß-Glucuronidase from overexpressing recombinant E. coli ,>50,000 u/ml,50% aqueous glycerol soln,5mL

2-Perfluorooctyl-[1,2-13C2]-ethanol (8:2), 50µg/ml in MeOH, 1,2ml

2-Nitronaphthalene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 581-89-5