Author(s) affiliations:Henny Rochaeni1, Hanafi2, Rachmawati Dwi Estuningsih1, Muhammad Ichsan Farizi1, Annisa Nurafifah1, Singgih Wibowo1,*
1Department of Chemical Analysis, Polytechnic of AKA Bogor, North Bogor, Bogor, West Java, INDONESIA.
2Department of Quality Assurance of Food Industry, Polytechnic of AKA Bogor, North Bogor, Bogor, West Java, INDONESIA.