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Specific ion electrode determination of fluoride in multivitamin preparations

✍ Scribed by B. C. Jones; J. E. Heveran; B. Z. Senkowski


Publisher
John Wiley and Sons
Year
1969
Tongue
English
Weight
382 KB
Volume
58
Category
Article
ISSN
0022-3549

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✍ O. Pelletier; T. A. Campbell πŸ“‚ Article πŸ“… 1961 πŸ› John Wiley and Sons 🌐 English βš– 290 KB πŸ‘ 1 views

A simple method for the direct determination of niacinamide in pharmaceutical preparations is described. T h e method involves the reaction of niacinamide in potassium dihydrogen phosphate with cyanogen bromide and barbituric acid. The resulting purple color has a maximum absorbance at 5 5 0 mp. Nia