alexa Abstract | Colorimetric Determination Of Vitamin-A With 4- Hydroxy-3-Methoxy-Benzaldehyde

Indian Journal of Pharmaceutical Sciences
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A simple Spectrophotometric method in the visible region is described for the estimation of vitamin A or its esters. The method is based on the formation of a coloured condensation product with 4-hydroxy-3-methoxy benzaldehyde which shows maximum absorption at 610 nm.

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Author(s): P S S Prasad K P Rajasree K A Khan N R Raju

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