Sobirovna, Kurbanova Dilafruz, Azizova Safina, Usanova Surayyo, Urazaliyeva Muhayyo, and Rakhimova Zukhro. 2023. “Learning the Purpose and Essence of Analytical Chemistry”. American Journal of Science and Learning for Development 2 (1):51-55. https://doi.org/10.51699/ajsld.v2i1.906.