Vol. 8 No. 2 (2025): JULY 2025

DOI: https://doi.org/10.24114/ijcst.v8i2

Published: 2025-08-27

Articles

Antioxidant activity of local Gompang Batu Plants (Lobelia nummularia Lam) in vitro DPPH Method

Ester Basani Panggabean, Murniaty Simorangkir

140-148
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DOI : https://doi.org/10.24114/ijcst.v8i2.68702
Antibacterial Potential of Gompang Batu Plant Extract (Lobelia nummularia Lam) Against Skin Disorder-Causing Bacteria

Syazwana Izni, Murniaty Simorangkir, Yesica Marcelina Romauli Sinaga

149-159
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DOI : https://doi.org/10.24114/ijcst.v8i2.68705
Toxicity of Gompang Batu Plant Extract (Lobelia nummularia Lam) with BSLT (Brine Shrimp Lethality Test) Method as Raw Material for Medicine

Agnes Normawati Silaban, Murniaty Simorangkir

160-166
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DOI : https://doi.org/10.24114/ijcst.v8i2.68704
Thermodynamic and Kinetic Study on the Reaction Mechanism of Paracetamol Formation from 4-Aminophenol Using Computational Chemistry Methods

Roma Sinaga, Julina Indah Gewa Sitompul, Asep Wahyu Nugraha

167-176
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DOI : https://doi.org/10.24114/ijcst.v8i2.68707
Thermodynamic and Kinetic Study of the Reaction Mechanism of Acetylsalicylic Acid Formation Using Computational Chemistry Methods

Julina Indah Gewa Sitompul, Roma Sinaga, Asep Wahyu Nugraha

177-186
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DOI : https://doi.org/10.24114/ijcst.v8i2.68706
Effectiveness of Metanil Yellow Adsorption Using CTAB-Modified Activated Carbon from Areca Nut Husk (Areca catechu L.)

Sri Rahayu, Ratna Sari Dewi

187-193
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DOI : https://doi.org/10.24114/ijcst.v8i2.68714
Adsorption of Metanil Yellow Dye with Sugarcane Bagasse (Saccharum offinarum L.) Activated Carbon Modified with Cetyl Trimethyl Ammonium Bromide (CTAB) Surfactant

Sasi Kirana, Ratna Sari Dewi

194-201
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DOI : https://doi.org/10.24114/ijcst.v8i2.68715
Synthesis and Characterization of Banana Frond-Nanocytosan Bioadsorbent

Desika Devani Surbakti, Herlinawati

202-209
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DOI : https://doi.org/10.24114/ijcst.v8i2.68716
Effect of Fermentation Time on Acidity, Electrical Voltage and Volume of Apple (Malus domestica), Mango (Mangifera indica), Starfruit (Averrhoa bilimbi) Solutions

Marnida Yusfiani, Liska Kustria Ningsih, Nabila Azzahra, Nesya Maharani Purba, Miftah Arayan, Rahel Natalia Sembiring, Moondra Zubir, Abd Hakim

210-216
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DOI : https://doi.org/10.24114/ijcst.v8i2.68717
The Effect of Acids, Bases and Salts in Removing Rust Using the Electrolysis Method

Ekin Dwi Arif Kurniawan, Moondra Zubir, Alfira Julian Pratiwi, Rafidah Almira Samosir, Mutia Ardila, Agnes Aprilyani Br Silitonga, Anna Sakila, Dindy Louiza Pangaribuan, Geby Mai Irawan, Okta Miranda Samosir, Vivy Cintia Laudia Hutagaol

217-223
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DOI : https://doi.org/10.24114/ijcst.v8i2.68718
Electrical Properties of Tropical Fruit Extracts: Effects of EM4 Fermentation and Thermal Processing

Wulan Dwi Safitri, Dian Wardana, Dwi Sapri Ramadhan, Jaman Fahmi, Grace Shallomita, Putri Ayunicha, Irma Syahputri, Nuraini Siregar, Ahmad Nasir Pulungan, Moondra Zubir

224-230
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DOI : https://doi.org/10.24114/ijcst.v8i2.68720
Computational Study of Fe(II) Complex Compound Structure Prediction with Thiocyanate (SCN-) and Pyridin (C5H5N) Ligands Using the RHF (Restricted Hartree Fock)

Vivi Semari Malau, Asep Wahyu Nugraha

231-237
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DOI : https://doi.org/10.24114/ijcst.v8i2.68721
Synthesis of Cinnamic Acid from Benzoin Extract Using Sulfuric Acid as a Catalyst

Junaldo Andreas Pardede, Marham Sitorus

238-241
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DOI : https://doi.org/10.24114/ijcst.v8i2.68723
Kinetics and Equilibrium Properties of Cu(II) Adsorption Using Modified Activated Carbon from Empty Oil Palm Fruit Bunches

Trivena Myta Br Manik, Dwi Sapri Ramadhan, Putri Faradilla, Siti Rahmah, Rini Selly, Jasmidi, Moondra Zubir

242-247
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DOI : https://doi.org/10.24114/ijcst.v8i2.68724
Adsorption of Soluble Ammonia Using A Porous Polymer Composite Cu-(TAC) And Activated Carbon Empty Fruit Palm Oil

Moondra Zubir, Jasmidi, Rini Selly, Ahmad Shafwan Pulungan, Dikki Miswanda, Novrizaldi Wardana, Siti Rahmah, Putri Faradilla, Dwi Sapri Ramadhan

248-254
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DOI : https://doi.org/10.24114/ijcst.v8i2.68729
Influence of Citric, Acetic, and Ascorbic Acids on the Solubility of Paracetamol

Dwi Sapri Ramadhan, Dian Wardana, Jaman Fahmi, Wulan Dwi Safitri, Amanda Aulia, Gracia purba, Anrian Haholongan Manalu, Angelica Damanik, Ida Mariati Tambunan, Moondra Zubir, Abd Hakim S

255-261
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DOI : https://doi.org/10.24114/ijcst.v8i2.68730
Exploring the Redox Reaction Potential of Local Fruits: Galvani Cell Trials Based on Areca nut (Areca catechu), Rimbang (Solanum torvum), and Bangkok starfruit (Averrhoa carambola)

Jaman Fahmi, Dwi Sapri Ramadhan, Dian Wardana, Wulan Dwi Safitri, Bulan Susanti Mendrofa, Stephani Bintang N. Br Nadeak, Sheilla Maliza ayumi, Dhea Ananda Nasution, Moondra Zubir, Abd Hakim S

262-269
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DOI : https://doi.org/10.24114/ijcst.v8i2.68731
Sustainable Candle Production from Waste Cooking Oil and Waste Lubricating Oil

Dian Wardana, Dwi Sapri Ramadhan, Jaman Fahmi, Wulan Dwi Safitri, Wicha Rosari Damanik, Astuty Evalina Simamora, Olivia Gina Ananta Sigalingging, Okto Panca Manullang, Zaskia Rahmadyani, Moondra Zubir, Abd Hakim S

270-277
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DOI : https://doi.org/10.24114/ijcst.v8i2.68733
Effect of Sugar, Salt, and Flavorings Addition on Temperature Changes and Specific Heat Capacity in Citric Acid, Acetic Acid, and Ascorbic Acid Solutions

Alfira Julian Pratiwi, Ekin Dwi Arif Kurniawan, Rafidah Almira Samosir, Mutia Ardila, Gioni Thesia Boru Simbolon, Afrilia Tria Ivanka, Muhammad Fadhli, Tetra Tasya Anggraini Butar, Eren Nazura, Moondra Zubir, Abd Hakim S

278-285
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DOI : https://doi.org/10.24114/ijcst.v8i2.68735
Influence of Cooking Temperature on the Moisture Content and Organoleptic Properties of Pineapple, Banana, and Dragon Fruit Jam

Mutia Ardila, Rafidah Almira Samosir, Alfira Julian Pratiwi, Ekin Dwi Arif Kurniawan, Najwa Putri L. Nasution, Gresvita Sanova Turnip, Sari Mawaddah, Faizah A. Nasution, Feri P. Jahata Samosir, Moondra Zubir, Abd Hakim S

286-294
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DOI : https://doi.org/10.24114/ijcst.v8i2.68736
Influence of Temperature and Stirring Duration on the Solubility Kinetics of Palm Sugar (Arenga Pinnata) in Water: Implications for Food Processing Efficiency

Rafidah Almira Samosir, Alfira Julian Pratiwi, Ekin Dwi Arif Kurniawan, Mutia Ardila, Trimutia Wulandari, Flia Arnesta Sipayung, Dira Rahma Cahya, Nove Briani Minar Sihombing, Einstenia Sirait, Moondra Zubir, Abd Hakim S

295-304
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DOI : https://doi.org/10.24114/ijcst.v8i2.68737
Natural Dye Production from Beetroot Using Vinegar and Non-Solvent : pH and Colorfastness Testing on White Fabric

Rabiah Afifah Daulay, Sophia Gloria Bakara, Nailatul Fauzah Ritonga, Siti Khailafizah, Sofia Ramadhani, Suci Trianata Situmorang, Moondra Zubir, Abd Hakim S

305-312
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DOI : https://doi.org/10.24114/ijcst.v8i2.68739
Production of Natural Dye from Butterfly Pea Flower (Clitoria Ternatea T.) Extract Using Citric Acid Solvent from Bilimbi (Averrhoa bilimbi)

Putri Faradilla, Annura Nazila Mumtaz, Nabilah Azzahra, Ramot Andre Samuel Purba, Santriyani Zega, Talitha Zahira, Dwi Sapri Ramadhan

313-318
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DOI : https://doi.org/10.24114/ijcst.v8i2.68738
Kinetics and Equilibrium Properties of Fe(II) Adsorption Using Modified Empty Palm Oil Bunches Activated Carbon

Khairahma, Dwi Sapri Ramadhan, Putri Faradilla, Siti Rahmah, Rini Selly, Jasmidi, Moondra Zubir

319-327
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DOI : https://doi.org/10.24114/ijcst.v8i2.68743
Effectiveness of Modified Empty Palm Oil Bunch-Based Activated Carbon for Reducing Ammonia Content in Palm Oil Wastewater

Khairahmi, Dwi Sapri Ramadhan, Putri Faradilla, Siti Rahmah, Rini Selly, Jasmidi, Moondra Zubir

328-338
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DOI : https://doi.org/10.24114/ijcst.v8i2.68746
Kinetics Study Addition Reaction for Methyleugenol with Formic Acid to Produce The Methyleugenol Formic Ester as Intermediate Compound of Hypertension Drug

Nabila Nur Fadhilah, Asep Wahyu Nugraha, Jamalum Purba, Ratu Evina Dibyanti

339-348
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DOI : https://doi.org/10.24114/ijcst.v8i2.68778

Vol. 8 No. 2 (2025): JULY 2025

Articles

Antioxidant activity of local Gompang Batu Plants (Lobelia nummularia Lam) in vitro DPPH Method

Antibacterial Potential of Gompang Batu Plant Extract (Lobelia nummularia Lam) Against Skin Disorder-Causing Bacteria

Toxicity of Gompang Batu Plant Extract (Lobelia nummularia Lam) with BSLT (Brine Shrimp Lethality Test) Method as Raw Material for Medicine

Thermodynamic and Kinetic Study on the Reaction Mechanism of Paracetamol Formation from 4-Aminophenol Using Computational Chemistry Methods

Thermodynamic and Kinetic Study of the Reaction Mechanism of Acetylsalicylic Acid Formation Using Computational Chemistry Methods

Effectiveness of Metanil Yellow Adsorption Using CTAB-Modified Activated Carbon from Areca Nut Husk (Areca catechu L.)

Adsorption of Metanil Yellow Dye with Sugarcane Bagasse (Saccharum offinarum L.) Activated Carbon Modified with Cetyl Trimethyl Ammonium Bromide (CTAB) Surfactant

Synthesis and Characterization of Banana Frond-Nanocytosan Bioadsorbent

Effect of Fermentation Time on Acidity, Electrical Voltage and Volume of Apple (Malus domestica), Mango (Mangifera indica), Starfruit (Averrhoa bilimbi) Solutions

The Effect of Acids, Bases and Salts in Removing Rust Using the Electrolysis Method

Electrical Properties of Tropical Fruit Extracts: Effects of EM4 Fermentation and Thermal Processing

Computational Study of Fe(II) Complex Compound Structure Prediction with Thiocyanate (SCN-) and Pyridin (C5H5N) Ligands Using the RHF (Restricted Hartree Fock)

Synthesis of Cinnamic Acid from Benzoin Extract Using Sulfuric Acid as a Catalyst

Kinetics and Equilibrium Properties of Cu(II) Adsorption Using Modified Activated Carbon from Empty Oil Palm Fruit Bunches

Adsorption of Soluble Ammonia Using A Porous Polymer Composite Cu-(TAC) And Activated Carbon Empty Fruit Palm Oil

Influence of Citric, Acetic, and Ascorbic Acids on the Solubility of Paracetamol

Exploring the Redox Reaction Potential of Local Fruits: Galvani Cell Trials Based on Areca nut (Areca catechu), Rimbang (Solanum torvum), and Bangkok starfruit (Averrhoa carambola)

Sustainable Candle Production from Waste Cooking Oil and Waste Lubricating Oil

Effect of Sugar, Salt, and Flavorings Addition on Temperature Changes and Specific Heat Capacity in Citric Acid, Acetic Acid, and Ascorbic Acid Solutions

Influence of Cooking Temperature on the Moisture Content and Organoleptic Properties of Pineapple, Banana, and Dragon Fruit Jam

Influence of Temperature and Stirring Duration on the Solubility Kinetics of Palm Sugar (Arenga Pinnata) in Water: Implications for Food Processing Efficiency

Natural Dye Production from Beetroot Using Vinegar and Non-Solvent : pH and Colorfastness Testing on White Fabric

Production of Natural Dye from Butterfly Pea Flower (Clitoria Ternatea T.) Extract Using Citric Acid Solvent from Bilimbi (Averrhoa bilimbi)

Kinetics and Equilibrium Properties of Fe(II) Adsorption Using Modified Empty Palm Oil Bunches Activated Carbon

Effectiveness of Modified Empty Palm Oil Bunch-Based Activated Carbon for Reducing Ammonia Content in Palm Oil Wastewater

Kinetics Study Addition Reaction for Methyleugenol with Formic Acid to Produce The Methyleugenol Formic Ester as Intermediate Compound of Hypertension Drug

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