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| Vol 4, No 1 (2024): Helium: Journal of Science and Applied Chemistry |
Photodegradation Of Methyl Orange (MO) Using TiO2/Zeolite From Coal Fly Ash Waste Under Acidic Conditions and H2O2 Addition |
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Muhamad Iqbal Prakoso, Khairy Yunda Maharani, Muhammad Rizki Ariq, Amalia Nurul Indah, Apriansyah Apriansyah, Ani Iryani, Linda Jati Kusumawardani, Yulian Syahputri |
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| Vol 3, No 1 (2023): Helium: Journal of Science and Applied Chemistry |
Potential of Cassava Peel as Cr Metal Biosorbent in Laboratory COD Waste |
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Farhan Fatur Rachman, Yulian Syahputri, Sutanto Sutanto |
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| Vol 3, No 2 (2023): Helium: Journal of Science and Applied Chemistry |
Processing of Liquid Confectionery Wastewater Using Combination of Electrocoagulation With UV Lights Method |
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Sisca Chandra Pradina, Sutanto Sutanto, Farida Nuraeni |
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| Vol 4, No 1 (2024): Helium: Journal of Science and Applied Chemistry |
Quality Active Charcoal from Skin Peanut Land (Arachis Hypogaea) with Various Activation Methods |
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Ujang Hermawan, Sutanto Sutanto, Linda Jati Kusumawardani |
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| Vol 2, No 2 (2022): Helium: Journal of Science and Applied Chemistry |
Refining and Analysis of Cooking Oil (Waste Cooking Oil) Using Rice with The Batch Method |
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Nila Tanyela Berghuis, Ana Farida, Sayyidah Afifa, Mazaya Aurora, Brikita Eusebes, Salsa Putri |
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| Vol 1, No 2 (2021): Helium: Journal of Science and Applied Chemistry |
Study of Reaction Kinetics and Identification of Clotrimazole Degradation Compounds in Anti-Fungal Cream Preparations |
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Cellia Christiana Batubara, Ani Iryani, Linda Jati Kusumawardani |
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| Vol 1, No 1 (2021): Helium: Journal of Science and Applied Chemistry |
Synthesis of Ligand para-di-2-(1-phenyl-3-pyridyl-4,5-dihydro-1H-pyrazol-5-yl) benzene by Aldol Condensation Method |
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Yulian Syahputri, Sutanto Sutanto, Linda Jati Kusumawardani |
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| Vol 4, No 1 (2024): Helium: Journal of Science and Applied Chemistry |
The Effect of Distillation on Ethanol Content in Sageru and Sopi Samples from Enau Trees (Arenga Pinnata) Using UV-Vis Spectrophotometer |
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Oliviane Katherina Tabalessy, Santi Santi |
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| Vol 1, No 2 (2021): Helium: Journal of Science and Applied Chemistry |
The Effect of Fortification of Brands and Chitosan on Tempeh on Fiber Levels and Probiotic Bacteria Growth |
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Nunung Kurniasih, Farah Dinna, Vina Amalia, Diana Widiastuti |
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| Vol 1, No 1 (2021): Helium: Journal of Science and Applied Chemistry |
The Effect of Yeast Starter Variations on the Quality of Virgin Coconut Oil (VCO) Using the Fermentation Method |
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Dine Agustine, Meylika Mawar Gumilang, Nia Komalasari |
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| Vol 1, No 2 (2021): Helium: Journal of Science and Applied Chemistry |
Urea Core Coating with Crosslinked Hydrophilic Polymers for Controlled Release Fertilizer Application |
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Sujono Sujono, Zainal A. Masud |
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| Vol 3, No 1 (2023): Helium: Journal of Science and Applied Chemistry |
Utilization of Tea Waste Activated by Using Hydrochloric Acid as An Adsorbent for Calcium (II) Ions in Hard Water |
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Meizaristy Ananta Wuryani, Agus Taufiq, Muhammad Fathurrahman |
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