Vol. 2 No. 1 (2019): June 2019

Articles

• Determination of Free Fatty Acid in Frying Oils of Various Foodstuffs

  F. Febrianto (Universitas Negeri Yogyakarta, Indonesia)
  A. Setianingsih (Universitas Negeri Yogyakarta, Indonesia)
  A. Riyani (Universitas Negeri Yogyakarta, Indonesia)

  1 - 6

  Abstract View : 49

  PDF downloads: 413

  DOI : 10.21831/ijce.v2i1.30288

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• Adsorption of Cu(II) and Zn(II) on Liquid Waste of Electroplating Home Industry using Silica based Adsorbent Prepared from Glass Waste

  Y. P. Saputri (Universitas Negeri Yogyakarta, Indonesia)
  E. Priyambodo (Universitas Negeri Yogyakarta, Indonesia)

  7 - 12

  Abstract View : 20

  PDF downloads: 37

  DOI : 10.21831/ijce.v2i1.30290

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• Determination of Magnesium and Iron in Goat's Milk Powder by Flame Atomic Absorption Spectrophotometry

  H. Kusumaningtyas (Universitas Negeri Yogyakarta, Indonesia)
  H. Febiana (Universitas Negeri Yogyakarta, Indonesia)
  L. Septiani (Universitas Negeri Yogyakarta, Indonesia)

  13 - 18

  Abstract View : 24

  PDF downloads: 19

  DOI : 10.21831/ijce.v2i1.30291

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• Adsorption of Cr on Liquid Waste of Tannery Industry using Banana Peel Charcoal in various pH and Time Activation

  A. D. Atmasari (Universitas Negeri Yogyakarta, Indonesia)
  F. Amaliya (Universitas Negeri Yogyakarta, Indonesia)
  L. Puspitasari (Universitas Negeri Yogyakarta, Indonesia)

  19 - 24

  Abstract View : 21

  PDF downloads: 18

  DOI : 10.21831/ijce.v2i1.30292

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• Utilization of Natural Coagulant Substance (Tamarind and Winged Bean Seed) on the Quality of Tofu Wastewater in Muntilan, Magelang

  S. E. Elpani (Universitas Negeri Yogyakarta, Indonesia)
  M. J. Gunawan (Universitas Negeri Yogyakarta, Indonesia)
  E. Aviventi (Universitas Negeri Yogyakarta, Indonesia)
  R. A. Sabila (Universitas Negeri Yogyakarta, Indonesia)

  25 - 32

  Abstract View : 18

  PDF downloads: 21

  DOI : 10.21831/ijce.v2i1.30294

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