DESCRIPTION
Kit contains: 9 Ampules (10 mL each): 0.03, 0.09, 0.12, 0.15, 0.24, 0.3, 0.48, 0.6 and 12.0 mg/mL caffeine; one (1) ampule with 10 mL of 12.00 mg/mL each of 2-acetylfuran, acetanilide, acetophenone, butylparaben, benzophenone and valerophenone; and two (2) x 10 mL of 90:10 water:acetonitrile (no contamination greater than 10 ppb). All standards in 90:10 water:acetonitrile.