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...International journal of scientific engineering research volume issue august issn standardization extraction process for rumex vesicarius l asha tukappa n k ramesh londonkar sanjeev kumar c b abstract the use bioactive compounds in different commercial sectors needs most appropriate and standard method to extract active components from plant material thus is an important step establishment a consistent biological activity chemical profile or quality assurance production manufacturing herbal drugs any formulations present study hot soxhlet cold maceration methods using petroleum ether chloroform methanol aqueous as solvents have been developed among applied was found be effective terms percentage yield compared also varies with solvent duration time systems were standardized index introduction organic substances accumulated by plants their structure biosynthesis metabolism natural distribution phytochemicals are derived chemicals function these should help capability disease prevention ...