Prilocaine hydrochloride,1000 µg base/mL,MeOH,1mL,

N-(2-Hydroxyethyl)-N-methylperfluorooctane sulfonamide,neat,neat,10mg,

4-(tert-Octyl)phenol, 1000µg/ml in MeOH, 1ml

EPA Method 515.3 - Derivatized acids