Validation of UV-Vis Spectrophotometric Method of Quercetin in Ethanol Extract of Tamarind Leaf
Tamarindus indica L is a medicinal plant that has many benefits.One of the chemical compounds contained therein is the flavonoid quercetin type.The number of herbal products on the market makes the quality assurance of herbal products need to be done by performing the assay of the active compounds using validated methods.This study aims to validate