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Stepwise injection photometric determination of ascorbic acid in drugs

✍ Scribed by A. V. Bulatov; U. M. Strashnova; A. B. Vishnikin; G. M. Alekseeva; T. D. Sineva; A. L. Moskvin; L. N. Moskvin


Book ID
110212649
Publisher
SP MAIK Nauka/Interperiodica
Year
2011
Tongue
English
Weight
192 KB
Volume
66
Category
Article
ISSN
1061-9348

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Spectrophotometric flow-injection determ
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A method is proposed for the flow-injection determination of ascorbic acid (0.1-40 pg ml-'). Iodine is generated in the flow system as triiodide ion or the triiodide/starch complex giving a steady spectrophotometric signal at 350 or 580 nm, respectively; inverse peaks caused by ascorbic acid samples