Abstract
By the method of UV second order derivative spectra, baicalin in contents in the Lanqin Oral Liquid were determined. Able to eliminate the influence of other constituents, this method is simple, rapid, sensitive and accurate.
MeSH terms
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Anti-Infective Agents / analysis*
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Drug Combinations
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Drugs, Chinese Herbal / chemistry*
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Flavonoids / analysis*
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Spectrophotometry, Ultraviolet / methods
Substances
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Anti-Infective Agents
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Drug Combinations
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Drugs, Chinese Herbal
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Flavonoids
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baicalin