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Determination of calcium pantothenate in chewable multivitamin tablets

✍ Scribed by L. L. Shankle; A. E. Troup; R. N. Duvall

Publisher
John Wiley and Sons
Year
1974
Tongue
English
Weight
279 KB
Volume
63
Category
Article
ISSN
0022-3549

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Direct determination of niacinamide in m
Direct determination of niacinamide in multivitamin preparations
✍ 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