Determination of aspirin, phenacetin, caffeine, and thenylene hydrochloride.
WASHBURN
W H
WH
KRUEGER
E O
EO
D001241:Aspirin; D002110:Caffeine; D006633:Histamine Antagonists; D010615:Phenacetin
D006633:Histamine Antagonists; D002110:Caffeine; D010615:Phenacetin; D001241:Aspirin