1. Analytical Chemistry Division, Department of Chemistry – Faculty of Mathematics and Natural Sciences, Institut Teknologi Bandung, Bandung Indonesia
2. Aix Marseille Univ, CNRS, LCE, Marseille, France
3. Environmental Science Department – Raja Ali Haji Maritime University, Jl. Politeknik Senggarang-Tanjungpinang, Riau Islands Province, Indonesia
4. Fisheries and Marine Science Faculty - Jenderal Soedirman University, Kampus Karangwangkal, Jl. dr. Suparno, Purwokerto, Indonesia