Abstract
Colorimetric Determination Of Vitamin-A With 4- Hydroxy-3-Methoxy-Benzaldehyde
Author(s): P. S. S Prasad, K. P Rajasree, K. A Khan, N. R Raju
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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