Abstract: The screening of phytochemical was carried out to analyse the qualitative chemical compositions of selected plant extract using precipitation and colouration reaction and categorize them in different chemical group like, alkaloids, flavonoids, tannins, amino acids,etc. Three natural dyes Alkanna tinctoria, Quercus infectoria, and Thuja orientalis were chosen for laboratory expeiments in present investigation.

Keywords: Phytochemical, Analysis, Dye, Extract

| DOI: 10.17148/IARJSET.2019.61202