Phimphaka Phothilangka. (2025) EFFICIENCY OF LOW-COST ADSORBENT MATERIALS FOR HYDROGEN SULFIDE REMOVAL FROM BIOGAS USING A FIXED BED ADSORPTION COLUMN. <i>Life Sciences and Environment Journal</i>, <i>26</i>(1), 63-79.Phimphaka Phothilangka. "EFFICIENCY OF LOW-COST ADSORBENT MATERIALS FOR HYDROGEN SULFIDE REMOVAL FROM BIOGAS USING A FIXED BED ADSORPTION COLUMN". Life Sciences and Environment Journal 26 (2025):63-79.Phimphaka Phothilangka. EFFICIENCY OF LOW-COST ADSORBENT MATERIALS FOR HYDROGEN SULFIDE REMOVAL FROM BIOGAS USING A FIXED BED ADSORPTION COLUMN. Pibulsongkram Rajabhat University:ม.ป.ท. 2025.