MAYA PRATIWI HUTABARAT Department of Food Science, Faculty of Agriculture, Universitas Sumatera Utara, Medan, Indonesia Indonesia
ZULKIFLI LUBIS Department of Food Science, Faculty of Agriculture, Universitas Sumatera Utara, Medan, Indonesia Indonesia
JANSEN SILALAHI Faculty of Pharmacy, Universitas Sumatera Utara, Medan, Indonesia Indonesia