Effect of Demineralization on Gelatin Production from Grasshopper (Valanga nigricornis) as an Alternative of Halal GelatinRizka Amalia, Labibah Allamah Masah Ulfah, Vita Paramita, Heny Kusumayanti, Syaikha Butsaina Dhiya’ulhaq, Noor Anggara Maharani and Nourma Puspa AmaliaE3S Web Conf., 448 (2023) 01013DOI: https://doi.org/10.1051/e3sconf/202344801013