Benila S and R. Ragel Mabel Saroja 2023. Estimation of Antioxidant Activity in Costus igneus Leaf Extracts by Using Phosphomolybdenum Assay. Journal of Advanced Zoology. 44, 5 (Dec. 2023), 1216–1219. DOI:https://doi.org/10.53555/jaz.v44i5.3570.