Sandi, Kurnia, Universitas Negeri Medan
Sanjaya, I Gusti Made, Departement of Chemistry, Faculty of Mathematics and Natural Science, State University of Surabaya, Surabaya 60231, Indonesia (Indonesia)
Sanjaya, I Gusti Made, Department of Chemistry, Faculty of Mathematics and Natural Science, Universitas Negeri Surabaya, Jl. Ketintang Wiyata, No. 62, Surabaya, 60231, East Java, Indonesia (Indonesia)
Santoso, Joko, D III Pharmacy Study Program, Harapan Bersama Polytechnic, Tegal Indonesia Building A 3rd Floor Campus 1 JL. Mataram No. 09 Tegal City, Postal Code 52122 (Indonesia)
Saragih, Dian Finensia, Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Negeri Medan (Indonesia)

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