Vol 5 No 2 (2025): Helium: Journal of Science and Applied Chemistry

Articles

• Silver Nanoparticles in Point-of-Care Diagnostics: Enhancing Sensitivity, Selectivity, and Future Prospects

  Martina Asti Rahayu

  57-69

  • PDF (English)
  Abstract views: 124 times | PDF downloaded: 69 times | Published: 2025-12-01

• Migration of Bisphenol A from Canned Sardines into Food Simulants: Effect of Temperature and Concentration

  Alfin Ghanesa Putra, Sutanto Sutanto, Muhammad Fathurrahman

  70-76

  • PDF (English)
  Abstract views: 101 times | PDF downloaded: 43 times | Published: 2025-12-01

• Anti-cholesterol Activity of Kemuning Leaf Extract (Murraya paniculata (L.) Jack.) Using Different Extraction Methods and Solvents

  Ardhalya Octarizha, Devy Susanty, Ade Ayu Oksari, Nurlela Nurlela

  77-84

  • PDF (English)
  Abstract views: 45 times | PDF downloaded: 55 times | Published: 2025-12-01

• Analysis of Lead (Pb) In Street Vendors' Urine at Antang Market, Makassar

  Santi Santi, Lisda Maulina

  85-90

  • PDF (English)
  Abstract views: 47 times | PDF downloaded: 25 times | Published: 2025-12-12

• The Effect of pH on Adsorption Capacity Based on the Ionic Imprinted Polymer-Cd(II) Method

  Nur Anisa Pungkasari, Maria Monica Sianita

  91-97

  • PDF (English)
  Abstract views: 104 times | PDF downloaded: 33 times | Published: 2025-12-13

• Synthesis of Activated Carbon from Coffee Bean Skin to Reduce BOD in Liquid Waste from Rambak Cracker Industry

  Beby Putri Rahayu, Amaria

  98-104

  • PDF (English)
  Abstract views: 39 times | PDF downloaded: 21 times | Published: 2025-12-13