Wulandari, Intan, Universitas Pakuan, Indonesia

• Vol 2, No 1 (2022): Helium: Journal of Science and Applied Chemistry - Articles
  Characterization of Batik Industrial Wastewater in Bogor City
  Abstract  PDF
• Vol 3, No 1 (2023): Helium: Journal of Science and Applied Chemistry - Articles
  Comparison of COD Determination Methods FAS Titrimetric with UV-Vis Spectrophotometry
  Abstract  PDF