1 | Chemical Engineering Department, Faculty of Engineering, Universitas Tamansiswa, Jl. Tamansiswa No. 261, 20 Ilir D. I, Ilir Tim. I, Kota Palembang, Sumatera Selatan, Indonesia |
2 | Chemistry Department, Faculty of Mathematics and Natural Science, Universitas Sriwijaya, Jl. Raya Palembang-Prabumulih KM 32 Indralaya, Ogan Ilir, Sumatera Selatan 30662, Indonesia |
3 | Chemical Engineering Department, Faculty of Engineering, Universitas Sriwijaya, Jl. Raya Palembang-Prabumulih Km 32 Indralaya, Ogan Ilir, Sumatera Selatan 30662, Indonesia |
4 | Mechanical Engineering Department, Faculty of Engineering, Universitas Tamansiswa, Jl. Tamansiswa No. 261, 20 Ilir D. I, Ilir Tim. I, Kota Palembang, Sumatera Selatan, Indonesia |