Fisal, Muhammad, Department of Chemistry, Faculty of Mathematics and Natural Sciences, State University of Medan (Indonesia)
Fitri, Indah, Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Negeri Medan, 20221, Indonesia (Indonesia)
Fitri Amne, Dinda Prihatini, Jurusan Kimia FMIPA Universitas Negeri Medan
Fitriani, Aish, Pharmacy Diploma Program, Politeknik Harapan Bersama, Tegal, Central Java, Indonesia (Indonesia)
Gaol, Tasya Natalia Lumban, Chemistry department, Fakultas Matematika dan Ilmu Pengetahuan Alam, State University of Medan (Indonesia)

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