Determination of niacinamide in pharmace
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Marshall T. Jeffus; Charles T. Kenner
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Article
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1969
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John Wiley and Sons
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English
โ 449 KB
๐ 1 views
One sample of phenobarbital was eluted quantitatively from the adsorbent with diethyl ether containing 2 z ethanol as a preservative. Prior experimental data showed that diphenylhydantoin was not eluted from the adsorbent with diethyl ether. Preparations containing sodium salts of phenobarbital and/