Lossi Hotmaida Simanjuntak
Program Studi Kimia, FMIPA, Universitas Mulawarman Jl. Barong Tongkok Kampus Gn. Kelua, Samarinda, 75119
Departemen Laboratorium Quality Control PT. Pupuk Kalimantan Timur, Bontang, 75313
Erwin Erwin
Program Studi Kimia, FMIPA, Universitas Mulawarman Jl. Barong Tongkok Kampus Gn. Kelua, Samarinda, 75119 Indonesia
Program Studi Kimia, FMIPA, Universitas Mulawarman Jl. Barong Tongkok Kampus Gn. Kelua, Samarinda, 75119
Aman Sentosa Panggabean ORCID iDhttp://orcid.org/0000-0002-0456-2719 Program Studi Kimia, FMIPA, Universitas Mulawarman Jl. Barong Tongkok Kampus Gn. Kelua, Samarinda, 75119 Indonesia
Departmen of Chemistri, FMIPA Universitas Mulawarman Samarinda-Kalimantan Timur, 75119