Perylene, 1000µg/ml in methylene chloride, 1ml

5-Chloro-2-nitrobenzoic Acid, >98%, 25g

EPA Method 552.2 - Methyl Haloacetic Acids

DL-N-Nitrosonornicotine-d4, 1000µg/mL, Solvent-acetonitrile, Unit 2mL, # of units-1, Cas.no. 66148-19-4