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3.1.2. Quantitative estimation

I). Total Phenolic Content (TPC) Estimation
Standard Reading of Gallic Acid:
S.No. Concentration Absorbance

i. 10 0.1098

ii. 20 0.1763

iii. 30 0.2468

iv. 40 0.2981

v. 50 0.3258

Total phenolic content of Extract (Cassia tora):

61