1. Technology Process of Biomass and Bioremediation Group Research Center for Biomaterial Indonesian Institutes of Sciences (LIPI) Kawasan Cibinong Science Center Jl. Raya Bogor Km.46, Cibinong Bogor West Java 16911 Indonesia
2. Polymer Chemistry Group Research Center for Chemistry Indonesian Institutes of Sciences (LIPI) Kawasan Puspiptek Serpong South Tangerang Banten 15314 Indonesia