From:  Canna indica silver nanoparticles (AgNPs): a green alternative for medicine

 Phytochemical reaction results

Phytochemical testsPink redPinkRedYellowYellow redColor change
Starch
Amino acid
Phenols
Alkaloid×××××
Tannins
Saponins×××××
Phlobatannins×××××
Reducing sugars
Flavonoids××
Anthocyanin×××××

√ indicates as present; × indicates as not present