Halimatussakdiah Halimatussakdiah Chemistry Department, Faculty of Engineering, Samudra University, Kota Langsa, Aceh, Indonesia Indonesia
Ulil Amna Chemistry Department, Faculty of Engineering, Samudra University, Kota Langsa, Aceh, Indonesia Indonesia
Puji Wahyuningsih Chemistry Department, Faculty of Engineering, Samudra University, Kota Langsa, Aceh, Indonesia Indonesia