Diphenhydramine hydrochloride, 100mg

1,1-Difluoroethane, 1000µg/ml in MeOH, 1ml

3,4-Dihydrobenzo[a]anthracene-1(2H)-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 57652-74-1

EPA Method 551.1 Surrogate Standard