USPUSP-NF
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Ephedrine Sulfate
(C10H15NO)2·H2SO4 428.54
 Benzenemethanol, α-[1-(methylamino)ethyl]-, [R-(R*,S*)]-, sulfate (2:1) (salt).
 (−)-Ephedrine sulfate (2:1) (salt) [134-72-5]

» Ephedrine Sulfate contains not less than 98.0 percent and not more than 101.0 percent of (C10H15NO)2·H2SO4, calculated on the dried basis.

USP REFERENCE STANDARDS FOR PURCHASE

USP Ephedrine Sulfate RS
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