Quantitative determination of ephedrine is carried out by
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2) Quantitative determination of ephedrine is carried out by ( 1
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Answer:
1H nuclear magnetic resonance
Explanation:
A simple, specific, and accurate 1H nuclear magnetic resonance (NMR) spectroscopic method has been developed for quantitative determination of the Ephedra alkaloids (-)-ephedrine, (+)-pseudoephedrine, and (+/-)-norephedrine, either singly or in mixtures with each other.
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