Saragih, Dian Finensia, Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Negeri Medan (Indonesia)
Saragih, Dina Suciati, Department of Pharmacy, Universitas Muslim Nusantara Al Washliyah (Indonesia)
Saragih, Vindy Yosensi, Department of Chemistry, Faculty of Mathematics and Natural Sciences, State University of Medan, Medan Indonesia (Indonesia)
Sari, Lidia Mutia, Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Negeri Medan, 20221, Indonesia (Indonesia)
Sari, Maya Novita, Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Negeri Medan, 20221, Indonesia (Indonesia)

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