1. Department of Bioactive Natural Products Institute of Marine Biochemistry, Vietnam Academy of Science and Technology Hanoi Vietnam
2. Melinh Station for Biodiversity Institute of Ecology and Biological Resourses, Vietnam Academy of Science and Technology Hanoi Vietnam
3. Faculty of Quality Standards and Reference Substances Institute of Drug Quality Control Ho Chi Minh city Ho Chi Minh Vietnam
4. Department of Corrosion and Protection of Metals Institute for Tropical Technology, Vietnam Academy of Science and Technology Hanoi Vietnam
5. Department of Chemistry and Catalytic Materials Institute of Materials Science, Vietnam Academy of Science and Technology Hanoi Vietnam
6. Department of Basic Science University of Fire Fighting and Prevention Hanoi Vietnam