Vol. 5 No. 2 (2022): DECEMBER 2022

Articles

• Treatment of Industrial Wastewater and Household Waste Using Electrocoagulation Method with Aluminum Electrode

  S. Suyanta (Universitas Negeri Yogyakarta, Indonesia)
  S. Sunarto (Universitas Negeri Yogyakarta, Indonesia)
  Susila Kristianingrum (Universitas Negeri Yogyakarta, Indonesia)
  Regina Tutik Padmaningrum (Universitas Negeri Yogyakarta, Indonesia)
  Derifasay Salsabilla (Universitas Negeri Yogyakarta, Indonesia)
  K. Karlinda (Universitas Negeri Yogyakarta, Indonesia)

  37-43

  Abstract View : 29

  PDF downloads: 23

  DOI : 10.21831/ijoce.v5i2.58394

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• THE EFFECT OF CONCENTRATION AND TYPE OF SOAKING MEDIA (WATER, ALCOHOL, SALT, AND VINEGAR) ON DECREASING OXALATE LEVELS (WASHBILITY) IN PORANG

  Adhi Setyawan (UPN "VETERAN" YOGYAKARTA, Indonesia)
  Bambang Sugiarto (UPN "VETERAN" YOGYAKARTA, Indonesia)
  Octavia Nurmalitasari (UPN "VETERAN" YOGYAKARTA, Indonesia)
  Endang Sulistyowati (UPN "VETERAN" YOGYAKARTA, Indonesia)

  44-50

  Abstract View : 26

  PDF downloads: 35

  DOI : 10.21831/ijoce.v5i2.53239

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• Synthesis of Vanillyl Acetate Through Fischer Esterification of Acetic Acid and Vanillyl Alcohol Product of Vanillyl Reduction

  Chintya Ayu Triwijayanti (Universitas Negeri Yogyakarta, Indonesia)
  Cornelia Budimarwanti (Universitas Negeri Yogyakarta, Indonesia)

  51-57

  Abstract View : 77

  PDF downloads: 124

  DOI : 10.21831/ijoce.v5i2.54577

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• The Effectiveness of Active Carbon Adsorbent of Cassava Peel (Manihot Esculenta Cranzts) in Reduce Level of Chromium Metal in Tannery Liquid Waste

  Susila Kristianingrum (Universitas Negeri Yogyakarta, Indonesia)
  S. Sulistyani (Universitas Negeri Yogyakarta, Indonesia)
  Annida Rifka Larastuti (Universitas Negeri Yogyakarta, Indonesia)

  58-67

  Abstract View : 39

  PDF downloads: 83

  DOI : 10.21831/ijoce.v5i2.18813

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• The Formulation and Evaluation of Anti-Aging Tamarind Leaf (Tamarindus Indica L.) Extract Cream

  Arini Miftaqul Jannah (Universitas Negeri Yogyakarta, Indonesia)
  Nurfina Aznam (Universitas Negeri Yogyakarta, Indonesia)

  68-78

  Abstract View : 46

  PDF downloads: 89

  DOI : 10.21831/ijoce.v5i2.58395

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