The Journal of King Mongkut's University of Technology North Bangkok
วารสารวิชาการพระจอมเกล้าพระนครเหนือ

Pimjai Suwannawong
Department of Chemistry, Faculty of Science and Technology, Rambhai Barni Rajabhat University, Chanthaburi
Thailand

Watcharee Waratchareeyakul
Department of Chemistry, Faculty of Science and Technology, Rambhai Barni Rajabhat University, Chanthaburi
Thailand