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

Articles

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

  Ester Basani Panggabean, Murniaty Simorangkir

  1-9

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  Abstract View: 0, PDF Download: 0, 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

  10-20

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  Abstract View: 0, PDF Download: 0, 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

  21-27

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  Abstract View: 0, PDF Download: 0, 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

  28-37

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  Abstract View: 0, PDF Download: 0, 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

  38-47

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  Abstract View: 0, PDF Download: 0, 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

  48-54

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  Abstract View: 0, PDF Download: 0, 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

  55-62

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  Abstract View: 0, PDF Download: 0, DOI: https://doi.org/10.24114/ijcst.v8i2.68715

• Synthesis and Characterization of Banana Frond-Nanocytosan Bioadsorbent

  Desika Devani Surbakti, Herlinawati

  63-70

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  Abstract View: 0, PDF Download: 0, 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

  71-77

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  Abstract View: 0, PDF Download: 0, 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

  78-84

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  Abstract View: 0, PDF Download: 0, 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

  85-91

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  Abstract View: 0, PDF Download: 0, 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

  92-98

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  Abstract View: 0, PDF Download: 0, 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

  99-102

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  Abstract View: 0, PDF Download: 0, 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

  103-108

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  Abstract View: 0, PDF Download: 0, 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

  109-115

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  Abstract View: 0, PDF Download: 0, 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

  116-122

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  Abstract View: 0, PDF Download: 0, 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

  123-130

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  Abstract View: 0, PDF Download: 0, 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

  131-138

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  Abstract View: 0, PDF Download: 0, 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

  139-146

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  Abstract View: 0, PDF Download: 0, 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

  147-155

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  Abstract View: 0, PDF Download: 0, 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

  156-165

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  Abstract View: 0, PDF Download: 0, 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

  166-173

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  Abstract View: 0, PDF Download: 0, 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

  174-179

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  Abstract View: 0, PDF Download: 0, 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

  180-188

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  Abstract View: 0, PDF Download: 0, 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

  189-199

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  Abstract View: 0, PDF Download: 0, 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

  200-209

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  Abstract View: 0, PDF Download: 0, DOI: https://doi.org/10.24114/ijcst.v8i2.68778