DEVELOPMENT AND VALIDATION OF UV SPECTROMETRIC METHOD FOR SIMULTANEOUS ESTIMATION OF GALLIC ACID AND PIPERINE IN HERBAL FORMULATION
Smita G. Patil*, Varsha M. Jadhav, Vilasrao J. Kadam
ABSTRACT
A simple, rapid and accurate spectrometric method based on solving
simultaneous equation for simultaneous estimation of Gallic acid and
piperine was developed. Gallic acid and piperine showed maximum
absorbance at 273 and 343 nm respectively, absorbance was measured
at these wavelengths for estimation of gallic acid and piperine
respectively. Gallic acid and piperine both obeys beer Lambert's law in
the concentration range of 2-12µg/ml. method was developed and
validated as per ICH guidelines and can be applied for the routine
estimation of the gallic acid and piperine in herbal formulation.
Keywords: Gallic acid, Piperine, Simultaneous equation, UV spectrophotometer, Validation.
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