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| Vol 1, No 1 (2021): Helium: Journal of Science and Applied Chemistry |
Addition of Maltodextrin Concentration to Anthocyanin Characteristics and Levels in the Manufacture of Natural Dyes from the Skin of Red Dragon Fruit (Hylocereus polyrhizus) |
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Eka Herlina, Diana Widiastuti, Fatwa Rachmawati Annissa |
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| Vol 3, No 2 (2023): Helium: Journal of Science and Applied Chemistry |
Air Quality Analysis of Nitrogen Dioxide and Ozone (NO2 and O3) In The Chemistry Laboratory of Universitas Pakuan Bogor |
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Unggul Tri Pekerti, Awang Widyatama, Naufa Dea Imawati, Yulian Syahputri |
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| Vol 2, No 2 (2022): Helium: Journal of Science and Applied Chemistry |
Antifungal and Wound Healing Activities of Chitosan Nanoparticles from Green Mussel Shell (Perna viridis) and Jernang (Daemonorops draco) Ethanol Extract Dressing Patch |
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Novi Nuraeni, Arkhi Yuvie, Putu Pratama, Danisha Herianti, Valentina Kusumaningtyas, Jasmansyah Jasmansyah |
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| Vol 3, No 1 (2023): Helium: Journal of Science and Applied Chemistry |
Antimicrobial Activity of The Ethanol Extract of Coffea canephora L. Seeds Against Staphylococcus aureus and Propionibacterium acnes |
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Siska Elisahbet Sinaga, Matius Paundanan, Maharani Farah Dhifa Dg Masikki, Diana Widiastuti |
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| Vol 2, No 1 (2022): Helium: Journal of Science and Applied Chemistry |
Antioxidant Activity Test from Vegetable Tomato (Solanum lycopersicum) and Cherry Tomato (Solanum lycopersicum var. Cerasiforme) in Hand and Body Cream |
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Farida Nuraeni, Leny Heliawati, Melani Nurastuti |
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| Vol 3, No 2 (2023): Helium: Journal of Science and Applied Chemistry |
Application of Electrocoagulation in Soy Milk Wastewater Treatment Process with Variation of Time and Voltage |
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Mahyuni Apriyanti, Sutanto Sutanto, Linda Jati Kusumawardani |
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| Vol 2, No 2 (2022): Helium: Journal of Science and Applied Chemistry |
Biodiesel Production from Sudanese Jatropha curcas Seed by The Alkali-Catalyzed Transesterification Process and Its Analysis by Gas Chromatography |
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Arij Mahmoud Ahmed Abdalla, Handajaya Rusli, Muhammad Bachri Amran |
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| Vol 2, No 1 (2022): Helium: Journal of Science and Applied Chemistry |
Characterization of Batik Industrial Wastewater in Bogor City |
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Siti Kholisoh, Intan Wulandari, Ani Iryani, Sutanto Sutanto, Siti Warnasih |
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| Vol 1, No 1 (2021): Helium: Journal of Science and Applied Chemistry |
Characterization of Physico-Chemical Levels of β-Carotene and Antioxidant Activity in Dried Carrot Dregs Powder |
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Farida Nuraeni, Siti Warnasih, Vevi Hikmafitri Rizali |
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| Vol 1, No 1 (2021): Helium: Journal of Science and Applied Chemistry |
Chicken Bone Based Adsorbent for Adsorption of Pb(II), Cd(II), and Hg(II) Metals Ion Liquid Waste |
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Uswatun Hasanah, Ani Iryani, Agus Taufiq, Dimas Apryandi Darma Putra |
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| Vol 1, No 2 (2021): Helium: Journal of Science and Applied Chemistry |
Coffee Ground Activated Charcoal and Its Potential as An Adsorbent of Ca2+ And Mg2+ Ions in Reducing Water Hardness |
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Achmad Khaerul Mustaqim, Sutanto Sutanto, Yulian Syahputri |
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| Vol 2, No 2 (2022): Helium: Journal of Science and Applied Chemistry |
Comparison of Analysis Results pf pH, TSS, COD and Ammonia in Industry Wastewater with Sparing and SNI Methods |
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Dessy Nur Indryastuti, Ani Iryani, Muhammad Fathurrahman |
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| Vol 3, No 1 (2023): Helium: Journal of Science and Applied Chemistry |
Comparison of COD Determination Methods FAS Titrimetric with UV-Vis Spectrophotometry |
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Intan Wulandari, Uswatun Hasanah, Siti Warnasih |
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| Vol 3, No 2 (2023): Helium: Journal of Science and Applied Chemistry |
Determination of Biodegradation Rate of Bioplastic with Controlled Environment |
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Amelia Dwiyana, Sutanto Sutanto, Muhammad Fathurrahman, Eka Herlina |
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| Vol 2, No 1 (2022): Helium: Journal of Science and Applied Chemistry |
Development of A Hybrid Method by Integrating Electrocoagulation Countinous System with Activated Charcoal Adsorption to Treat Sago Wastewater |
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Amelia Puspitasari, Sutanto Sutanto, Linda Jati Kusumawadani |
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| Vol 3, No 1 (2023): Helium: Journal of Science and Applied Chemistry |
Effectiveness Hydroxyapatite from Chicken Eggshells for Adsorption of Chromium (VI) Metal Ion Electroplating Waste |
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Afifah Nur Ismawati, Ani Iryani, Linda Jati Kusumawadani |
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| Vol 1, No 2 (2021): Helium: Journal of Science and Applied Chemistry |
Effects of Yeast Weight and Starter Volume on The Percentage Kepok Banana Based Bioethanol |
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Kurnia Dewi Budi Cantika, Anisa Sinta Nabila, Difa Afiyah Sucisatryani |
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| Vol 2, No 2 (2022): Helium: Journal of Science and Applied Chemistry |
Fortification of Protein Hydrolyzate of Mujair Fish (Tilapia mossambica) in Enyek-Enyek (Cassava crackers) |
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Eka Herlina, Farida Nuraeni, Aldi Alhadid |
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| Vol 2, No 1 (2022): Helium: Journal of Science and Applied Chemistry |
Hg (II) and Cd (II) Heavy Metal Ions Detection Based On Fluorescence Using Zn (II) Metal Ion Complex with Pyrazoline Derivatives Ligand |
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Yulian Syahputri, Sutanto Sutanto, Riza Shabrina Zamzani |
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| Vol 1, No 2 (2021): Helium: Journal of Science and Applied Chemistry |
Identification of Antibacterial Compounds from Endophytic Bacterial Extract of Green Grass Cincau Plant (Premna oblongifolia Merr) |
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Anna Muthia Soliha, Leny Heliawati, Siti Warnasih |
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| Vol 3, No 2 (2023): Helium: Journal of Science and Applied Chemistry |
Literature Study of Tempe Bioactive Compounds as Functional Foods in Indonesia |
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Siska Elisahbet Sinaga, Zefanya Tumewu |
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| Vol 2, No 1 (2022): Helium: Journal of Science and Applied Chemistry |
Optimization of Adsorption of Eugenol-Silica Gel Composites to Metal Ions Cu (II) Using Box Behnken Method |
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Fitra Rachmalia, Muhammad Fathurrahman, Sutanto Sutanto |
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| Vol 1, No 1 (2021): Helium: Journal of Science and Applied Chemistry |
Optimization of The Addition Of Polivinil Alcohol (PVA) as A Plasticizer In Biofilm with Tapioca-Chitosan Flour Material |
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Tri Aminingsih, Leny Heliawati, Muhammad Fathurrahman |
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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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