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  3. Vol 9 No 3 (2020): Volume 9 Number 3 (December 2020)

Vol 9 No 3 (2020): Volume 9 Number 3 (December 2020)

Published: 2020-12-31

Articles

  • FTIR spectra of the synthesized material at various variations of the mole ratio of Fe(III) and Fe(II) (a) 1,1:1 (b) 1,5:1 (c) 1,75:1 (d) 2:1 (with a concentration of NH4OH = 3.5 M, reaction time of 60 minutes and reaction temperature = 60ºC)
    Synthesis of Magnetite Nanoparticles Using The Reverse Co-precipitation Method With NH4OH as Precipitating Agent and Its Stability Test at Various pH
    Maya Rahmayanti
    54-58
    • PDF
  • Pareto Diagram
    Analysis of Quality Control of Brownies Home Business Products Using Statistical Quality Control
    Selvia Anggun Wahyuni, Fadjryani, Nadya Humairah Ramadhany
    59-62
    • PDF
  • Difractogram of TiO2  sample
    Dye Sensitized Solar Cells Fabricated Using Natural  Dyes from Traditional Indonesian Plant as Sanitizers Dye Sensitized Solar Cells Fabricated
    Darmawati Darwis
    63-66
    • PDF
  • Environmental temperature (°C) in cowpeas farm study sites
    Analysis Quality Control of UMKM Tiga Bintang Snack Stick Product Using Statistical Quality Control (SQC)
    Jassinca Chrissma Audina, Fadjryani Fadjryani, Siti Annisa Rahmasari Pawellangi
    67-72
    • PDF
  • Descriptive Statistics and Number of natural disasters according to clusters
    SWOT Analysis by Realizing Cluster Analysis to Reducing Risk of Hospitality Business Losses in Central Sulawesi
    Moh. Said Jalil, Mufitatul Annisa, Selvia Anggun Wahyuni, Iut Tri Utami, Iman Setiawan
    73-76
    • PDF
  • Danaus chrysippus
    The Composition and Diversity of Butterfly (Lepidoptera: Rhopalocera) in Jember University Composition and Diversity of Butterfly
    Rendy Setiawan, Hari Sulistiyowati, Firdausi Wulandari
    77-80
    • PDF
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