Vol. 2 No. 1 (2019)

Research Articles

• Potensi Metabolit Sekunder Buah Jambu Biji (Psidium guajava) sebagai Inhibitor Korosi Ramah Lingkungan pada Besi

  DOI : 10.25273/cheesa.v2i1.4014

  Said Ali Akbar ⁽¹⁾

  (1) Universitas Serambi Mekkah, Indonesia

  1-9

  Abstract : 52

  DOWNLOAD PDF : 27

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  DOI : 10.25273/cheesa.v2i1.4014

• Korelasi Faktor Fisika Kimia Perairan terhadap Densitas Belangkas di Pantai Timur Sumatera Utara

  DOI : 10.25273/cheesa.v2i1.3850

  Khairul Khairul ⁽¹⁾, Zunaidy Abdullah Siregar ⁽²⁾, Rusdi Machrizal ⁽³⁾

  (1) STKIP Labuhan Batu, Indonesia ,

  (2) STKIP Labuhan Batu, Indonesia ,

  (3) STKIP Labuhan Batu, Indonesia

  10-18

  Abstract : 73

  DOWNLOAD PDF : 24

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  DOI : 10.25273/cheesa.v2i1.3850

• Pengaruh Waktu Distilasi Etanol-Air Terhadap Konsentrasi Overhead Product dan Bottom Product

  DOI : 10.25273/cheesa.v2i1.4469

  Nur Ihda Farikhatin Nisa ⁽¹⁾, Achmad Aminudin ⁽²⁾

  (1) Universitas PGRI Madiun, Indonesia ,

  (2) Politeknik Negeri Madiun, Indonesia

  19-25

  Abstract : 445

  DOWNLOAD PDF : 123

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  DOI : 10.25273/cheesa.v2i1.4469

• Pengaruh Konsentrasi Enzim α-Amilase pada Hidrolisis Pati Labu Jepang (Kabocha)

  DOI : 10.25273/cheesa.v2i1.4433

  Sri Wahyuningsih ⁽¹⁾

  (1) Universitas PGRI madiun, Indonesia

  26-32

  Abstract : 400

  DOWNLOAD PDF : 96

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  DOI : 10.25273/cheesa.v2i1.4433

• Influence of Chicken EggShell Powder Ratio with Coarse Rice Husk on Methyl Orange Removal from Aqueous Solution

  DOI : 10.25273/cheesa.v2i1.4335

  Embun Rachma Haqiqi ⁽¹⁾, Dwi Ima Hikmawati ⁽²⁾

  (1) Universitas PGRI Madiun, Indonesia ,

  (2) Univesitas PGRI Madiun, Indonesia

  33-41

  Abstract : 23

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  DOI : 10.25273/cheesa.v2i1.4335

• Surface Chemical Structure and Morphological Analysis of Fallen Teak Leaves (Tectona grandis) Powder for Methylene Blue Adsorption

  DOI : 10.25273/cheesa.v2i1.4334

  Dwi Ima Hikmawati ⁽¹⁾, Embun Rachma Haqiqi ⁽²⁾

  (1) Universitas PGRI Madiun, Indonesia ,

  (2) Universitas PGRI Madiun, Indonesia

  42-49

  Abstract : 24

  DOWNLOAD PDF : 11

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  DOI : 10.25273/cheesa.v2i1.4334