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Table 2 Identification and quantification of flavonoids and phenolics of seven crude extracts of R. arvensis through spectrophotometry and high performance liquid chromatography

From: Antioxidant and phytochemical analysis of Ranunculus arvensis L. extracts

Total flavonoids and total phenolics ± SD HPLC profile
Extract mg RE/g dry extract GAE/g dry extract RT (min) λ max (nm) Compound % of dry weight
Chloroform extract  
Chloroform:methaol extract 1.95 ± 0.01  
Methanol extract 6.00 ± 0.02 0.48 ± 0.03 15.00 257 Rutin 0.44
10.79 325 Caffeic acid 0.017
Methanol:acetone extract 1.08 ± 0.01  
Acetone extract 0.96 ± 0.01  
Methanol:water extract 5.72 ± 0.01 1.06 ± 0.02 15.02 257 Rutin 0.01
Water extract 2.19 ± 0.01 1.43 ± 0.01 10.68 325 Caffeic acid 0.008
  1. SD ±standard deviation, RT retention time.
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