EPA Method 552.1, 552.2 - Haloacetic Acids

Caffeine, 100µg/ml in MeOH, 1ml

Dopamine-d4 hydrochloride, 100µg/ml in MeOH, 1ml

N,O-Diacetyl-4-aminophenol, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 2633-33-8