Straightforward smartphone assay for quantifying tannic acid in beverages based on colour change of Eu3+/polyethyleneimine complex
Nguyen Ngoc NghiaDepartment of Chemistry, Changwon National University, Changwon 51140, Republic of KoreaBui The HuyDepartment of Chemistry, Changwon National University, Changwon 51140, Republic of Korea; Faculty of Chemical Engineering, Industrial University of Ho Chi Minh City, Ho Chi Minh City, Viet NamDang Nguyen Nha KhanhNational Institute of Applied Mechanics and Informatics, Vietnam Academy of Science and Technology, Ho Chi Minh City, Viet NamNguyen Van CuongFaculty of Chemical Engineering, Industrial University of Ho Chi Minh City, Ho Chi Minh City, Viet NamHongchang LiDepartment of Chemistry, Changwon National University, Changwon 51140, Republic of KoreaYong‐Ill LeeDepartment of Chemistry, Changwon National University, Changwon 51140, Republic of Korea; Department of Pharmacy, Pharmaceutical Technical University, Tashkent 100084, Uzbekistan. Electronic address: [email protected]
ABI
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