Kartika MZ, M.Si is an Assistant Professor of Chemistry at Universitas Syiah Kuala (USK), Indonesia, She currently serves as the Head of the Academic Quality Control Team (TPMA) and as a member of the Faculty Quality Assurance Unit (SJMF) at FMIPA, USK.She holds both her Bachelor’s and Master’s degrees in Chemistry from Universitas Andalas (Unand). Her research focuses on natural product chemistry, nanomaterials, and environmental applications, including the synthesis of hydroxyapatite nanoparticles from blue crab waste for wound-healing materials. She has also published works on polymer nanocomposites, dye removal, and bioactive triterpenoid compounds from Lantana camara Linn. Kartika serves as Head of the Academic Quality Control Team (TPMA) and a member of the Faculty Quality Assurance Unit (SJMF) at USK. She is an active member of the Indonesian Chemical Society (HKI) and is dedicated to advancing sustainable research in chemistry and materials science.