Oxadiazon, 100 µg/mL in MeOH, 1,5ml

4´-Hydroxydiclofenac, 10µg/ml in Acetonitrile, 5ml

4-n-Octylphenol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1806-26-4

EPA Method 601 Purgeables Mix #2