General information
Published: 10-09-2025
Total Articles:
(including Editorial)		 7
Total Authors: 25
Diponegoro University
Jenderal Soedirman University
Universitas Bangka Belitung
National Research and Innovation Agency (BRIN)
Universitas Pembangunan Nasional “Veteran” Jawa Timur
Mulawarman University
ATI Polytechnic Padang
Parahyangan Catholic University
Universitas Pertamina
Issues list
Vol 28, No 7 (2025): Volume 28 Issue 7 Year 2025 Vol 28, No 6 (2025): Volume 28 Issue 6 Year 2025 Vol 28, No 5 (2025): Volume 28 Issue 5 Year 2025 Vol 28, No 4 (2025): Volume 28 Issue 4 Year 2025 Vol 28, No 3 (2025): Volume 28 Issue 3 Year 2025 Vol 28, No 2 (2025): Volume 28 Issue 2 Year 2025 Vol 28, No 1 (2025): Volume 28 Issue 1 Year 2025 Vol 27, No 12 (2024): Volume 27 Issue 12 Year 2024 Vol 27, No 11 (2024): Volume 27 Issue 11 Year 2024 Complete issues

Vol 28, No 7 (2025): Volume 28 Issue 7 Year 2025

Jurnal Kimia Sains dan Aplikasi

ISSN 1410-8917 and e-ISSN 2597-9914

Volume 28 Issue 7 Year 2025

Table of Contents

Research Articles

Cover Image
Total Phenolic Content Analysis, Antioxidant Activity, and Isolation of Phenolic Acid Compounds from Methanol Extract of Celery (Apium graveolens L.)

Rahma Farida Hanum, Enny Fachriyah, Ismiyarto Ismiyarto, Purbowatiningrum Ria Sarjono

| Language: EN | DOI: 10.14710/jksa.28.7.345-354
Received: 22 Jan 2025; Revised: 18 Apr 2025; Accepted: 24 Apr 2025; Published: 10 Sep 2025.
 PDF
345-354
Cover Image
Optimizing Ultrasound-Assisted Extraction Methods of Etlingera elatior Using Response Surface Methodology for High Performance Liquid Chromatography Fingerprinting

Hendri Wasito, Kirana Shafa Ridha, Muhamad Salman Fareza

| Language: EN | DOI: 10.14710/jksa.28.7.355-361
Received: 21 Mar 2025; Revised: 28 Jul 2025; Accepted: 1 Aug 2025; Published: 10 Sep 2025.
 PDF
355-361
Cover Image
Synthesis and Characterization of Zirconium Oxychloride from Bangka and Belitung Zircon Sand

Nurhadini Nurhadini, Verry Andre Fabiani, Sun Theo Constan Lotebulo Ndruru, Widodo Budi Kurniawan

| Language: EN | DOI: 10.14710/jksa.28.7.362-367
Received: 14 Mar 2025; Revised: 10 Jul 2025; Accepted: 17 Jul 2025; Published: 10 Sep 2025.
 PDF
362-367
Cover Image
Synthesis and Characterization of Submicron Hydroxyapatite from Calcium Nitrate Tetrahydrate: Implications of pH Variations in the Precipitation Process

Devi Diyah Ayu Prameswari, Chaterine Oktavia Anggaraeni, Luluk Edahwati

| Language: EN | DOI: 10.14710/jksa.28.7.368-373
Received: 26 Apr 2025; Revised: 21 Jul 2025; Accepted: 1 Aug 2025; Published: 10 Sep 2025.
 PDF
368-373
Cover Image
Preparation of Fe3O4/TiO2/ZnO Composite as a Photocatalyst for the Degradation of Methylene Blue: Optimization and Light Source Variations

Duwi Devi Wulandari, Noor Hindryawati, RR Dirgarini Julia Nurlianti Subagyono

| Language: EN | DOI: 10.14710/jksa.28.7.374-386
Received: 1 Jun 2025; Revised: 23 Jul 2025; Accepted: 5 Aug 2025; Published: 10 Sep 2025.
 PDF
374-386
Cover Image
The Production of Polyhydroxyalkanoate (PHA) Bioplastic from Palm Oil Mill Effluent (POME) using Pseudomonas aeruginosa

Hasnah Ulia, Selfa Dewati Samah, Enny Nurmalasari

| Language: EN | DOI: 10.14710/jksa.28.7.387-395
Received: 25 May 2025; Revised: 5 Aug 2025; Accepted: 13 Aug 2025; Published: 10 Sep 2025.
 PDF
387-395
Cover Image
Synthesis and Characterization of rGO Using a Combination Hummers Method and Hydrothermal Reduction

Maichel Letare Pardede, Nicholas Jonathan, Robin Irawan, Agung Nugroho, Ratna Frida Susanti

| Language: EN | DOI: 10.14710/jksa.28.7.396-404
Received: 21 May 2025; Revised: 17 Aug 2025; Accepted: 20 Aug 2025; Published: 10 Sep 2025.
396-404