Vol. 6 No. 1 (2023): JUNE 2023

Articles

• Determination of Selenium, Lead, and Zinc Levels in Well Water Using the AAS Method

  Khoirul Ngibad (Universitas Maarif Hasyim Latif, Indonesia)

  1-7

  Abstract View : 27

  PDF downloads: 26

  DOI : 10.21831/ijoce.v6i1.59206

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• Study on Content of Nitrogen, Phosphorus, and Potassium from Mixed Waste of Empty Fruit Bunch of Oil Palm and Banana Stem as Organic Fertilizer for Tomato Plants

  Akram La Kilo (Universitas Negeri Gorontalo, Indonesia)
  Sarmini A Iladat (Universitas Negeri Gorontalo, Indonesia)
  Hendri Iyabu (Universitas Negeri Gorontalo, Indonesia)

  8-17

  Abstract View : 58

  PDF downloads: 79

  DOI : 10.21831/ijoce.v6i1.61232

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• Molecular Docking and Dynamics Simulation for Searching Anti-Cancer Compounds of Piperlongumine Derivatives that Have Potential as an Inhibitor Against MAO-B (Monoamine Oxidase B)

  Suwardi Suwardi (Universitas Negeri Yogyakarta, Indonesia)
  Agus Salim (Universitas Negeri Yogyakarta, Indonesia)
  Raden Rara Fadhila Kirana Nugrahani (Universitas Negeri Yogyakarta, Indonesia)
  Yolanda Amalia (Universitas Negeri Yogyakarta, Indonesia)

  18-28

  Abstract View : 12

  PDF downloads: 38

  DOI : 10.21831/ijoce.v6i1.61429

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• Synthesis of Film Cellulose-Glycerol-Cloves Oil as Chili Packaging

  Endang Widjajanti Laksono (Universitas Negeri Yogyakarta, Indonesia)
  Putri Nur Halimah (Universitas Negeri Yogyakarta, Indonesia)

  29-35

  Abstract View : 27

  PDF downloads: 35

  DOI : 10.21831/ijoce.v6i1.61502

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• Analysis of Copper and Lead in Nata de Coco

  Annida Fadlila Hanan (Universitas Negeri Yogyakarta, Indonesia)
  Jahra Najdah Alfiah (Universitas Negeri Yogyakarta, Indonesia)
  Safira Rizqi Annisa (Universitas Negeri Yogyakarta, Indonesia)
  Hindun Hindun (Universitas Negeri Yogyakarta, Indonesia)

  36-41

  Abstract View : 52

  PDF downloads: 24

  DOI : 10.21831/ijoce.v6i1.62814

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• Assessing Chemistry Teachers' Knowledge of Atmospheric Chemistry Associated with Environmental Chemical Literacy

  Erfan Priyambodo (Universitas Negeri Yogyakarta, Indonesia)

  42-46

  Abstract View : 18

  PDF downloads: 14

  DOI : 10.21831/ijoce.v6i1.62815

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