Apichart Boonmalai และ Thanutpon Pattanatornchai. (2021) APPLICATION OF POLYDIACETYLENE REAGENTS IN SIMPLE FLOW INJECTION SPECTROPHOTOMETRIC SYSTEM FOR DETERMINATION OF LEAD IONS. <i>Life Sciences and Environment Journal</i>, <i>22</i>(2), 274-286.Apichart Boonmalai และ Thanutpon Pattanatornchai. "APPLICATION OF POLYDIACETYLENE REAGENTS IN SIMPLE FLOW INJECTION SPECTROPHOTOMETRIC SYSTEM FOR DETERMINATION OF LEAD IONS". Life Sciences and Environment Journal 22 (2021):274-286.Apichart Boonmalai และ Thanutpon Pattanatornchai. APPLICATION OF POLYDIACETYLENE REAGENTS IN SIMPLE FLOW INJECTION SPECTROPHOTOMETRIC SYSTEM FOR DETERMINATION OF LEAD IONS. Pibulsongkram Rajabhat University:ม.ป.ท. 2021.