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Potentiometric Determination of Menadione (Vitamin K 3 )

✍ Scribed by Rizk, Nashwa M. H.


Book ID
106198053
Publisher
Springer-Verlag
Year
2002
Weight
92 KB
Volume
138
Category
Article
ISSN
0344-838X

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Effect of menadione (vitamin K3) additio
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## Abstract The effect of added menadione (vitamin K~3~) to stored corn and wheat germ oil on the dissolution and dimerization of natural tocopherols and auto‐oxidation of triacylglycerols were investigated. Samples of corn and wheat germ oils pure and with added menadione were stored at +20Β°C in b

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✍ L.Z. Wang; C.S. Ma; X.L. Zhang; Y. Xu πŸ“‚ Article πŸ“… 1994 πŸ› Elsevier Science 🌐 English βš– 145 KB

A sensitive method for the determination of vitamin \(\mathrm{K}_{3}\) using cathodic stripping voltammetry is presented. Using sodium sulfate as the supporting electrolyte at \(\mathrm{pH} 1.70-1.85\), a reductive peak ( \(-0.64 \mathrm{~V}\) vs SCE) is observed. The detection limit is \(1 \times 1