The absorbances of the sample and standards were measured spectrophotometrically at 750 nm. TPC was calculated by the absorbance of sample according to standard curve as mg of gallic acid equivalent per gram DW.
The absorbances of the sample and standards were measured spectrophotometrically at 750 nm. TPC was calculated by the absorbance of sample according to standard curve as mg of gallic acid equivalent per gram DW.