Research articles

• Pengaruh Tekanan Dan Tahap Kompresi Dalam Pemurnian Biogas Menjadi Biometana Dengan Absorpsi CO2 Menggunakan Air Bertekanan The Effect of Pressure and Compression Ratio on Biogas Upgrading to Biomethane with CO2 Absorption using Pressurized Water

  Anggit Raksajati, Tri Partono Adhi, Danu Ariono

  1-5

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  Abstract views 2528 | Download PDF downloads 3304 | DOI https://doi.org/10.30598/ijcr.2020.8-ang
• Sintesis Tetrapeptida Linear (DPAP) Menggunakan Metode Sintesis Peptida Fasa Padat (SPPS) Dan Aktivitas Insektisidanya Terhadap Ulat Krop Kubis Synthesis of A Linear Tetrapeptide (DPAP) Using Solid Phase Peptide Synthesis (SPPS) Methode and Insecticidal Activity Toward Cabbage Cluster Caterpillar

  Eka Fitri Yanti, Rani Maharani

  6-14

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  Abstract views 1891 | Download PDF downloads 1702 | DOI https://doi.org/10.30598/ijcr.2020.8-eka
• Stability Indicating RP-HPLC for Quantification Mangiferin in Extract of Three Species Mango Leaves

  Yuni Retnaningtyas, Nia Kristiningrum, Hidayah Dwi Renggani, Indah Purnama Sary

  15-20

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  Abstract views 1892 | Download PDF downloads 1708 | DOI https://doi.org/10.30598/ijcr.2020.8-yun
• Kinetika Reaksi Hidrogenasi Ester Lemak Menjadi Alkohol Lemak Dengan Katalis Tembaga- Mangan The Kinetics Study of Fatty Acid Methyl Ester to Fatty Alcohol on Copper-Manganese Catalyst

  Melia Laniwati Gunawan, IGBN Makertihartha, Subagjo Subagjo

  21-27

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  Abstract views 3045 | Download PDF downloads 6233 | DOI https://doi.org/10.30598/ijcr.2020.8-mel
• Isoterm Adsorpsi Ion Cr(III) Oleh Kitosan Hasil Isolasi Limbah Kepiting Rajungan dan Kitosan Komersil Isotherm Adsorption of Cr(Iii) Ions by Chitosan Isolated Rajungan Crab Waste and Commercial Chitosan

  Rahayu Rahayu, Matheis F.J.D.P. Tanasale, Adriani Bandjar

  28-34

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  Abstract views 2100 | Download PDF downloads 2322 | DOI https://doi.org/10.30598/ijcr.2020.8-ayu
• Karakterisasi Fotokatalis Untuk Fotoreduksi Karbon Dioksida Menjadi Asam Format Dalam Fasa Akuatik Photoreduction of Carbon Dioxide to produce Formic Acid in Aquatic Phase

  Jenny Rizkiana, Hary Devianto, Tatang Hernas Soerawidjaja

  35-42

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  Abstract views 1971 | Download PDF downloads 3149 | DOI https://doi.org/10.30598/ijcr.2020.8-jen
• Produksi Ekstrak Bioaktif Untuk Aditif Pangan Dari Limbah Kulit Buah Naga: Pengaruh Metode Pre-Treatment Dan Ekstraksi Production of Bioactive Materials for Food Additives from Dragon Fruit Skin Extracts: Effect of Pre-treatment and Extraction Methods

  Dian Shofinita, Yazid Bindar, Arwinda Aprillia Jaelawijaya, Ardiyan Harimawan, Mifta Fawwaz

  43-50

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  Abstract views 1936 | Download PDF downloads 2876 | DOI https://doi.org/10.30598/ijcr.2020.8-dia
• Pemilihan Metode Perhitungan Kimia Komputasi Semi-empiris untuk Pengembangan 1,3,4-Thiadiazole Selection of Semi-empirical Calculation Method in Computational Chemistry for The Development of 1,3,4-Thiadiazole

  Sari Paramita, Maylani Permata S., Eva Vaulina Y.D., Nasrokhah Nasrokhah, Ponco Iswanto

  51-56

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  Abstract views 3616 | Download PDF downloads 7195 | DOI https://doi.org/10.30598/ijcr.2020.8-pon
• Variasi Jarak Antar Layer Bentonit Pada Pembuatan Nanokomposit Pla-Bentonit Sebagai Kemasan Makanan Bentonite Basal Spacing Variation On PLA-Bentonite Nanocomposite Synthesis For Food Packaging

  Vita Wonoputri, Natasha Emanuella, Evelyn Angelica, Johnner Sitompul

  57-65

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  Abstract views 1720 | Download PDF downloads 1710 | DOI https://doi.org/10.30598/ijcr.2020.8-vit
• Karakterisasi Biopolimer Kitosan Hasil Deasetilasi Limbah Kepiting Rajungan (Portunus Sanginolentus) Menggunakan NaBH4 Dalam NaOH Characterization of Chitosan Biopolymers as Result of Deacetylation of Rajungan Crab Waste (Portunus sanginolentus) using NaBH4 in NaOH

  Nurani Hasanela, Matheis F.J.D.P. Tanasale, Helna Tehubijuluw

  66-71

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  Abstract views 1962 | Download PDF downloads 3177 | DOI https://doi.org/10.30598/ijcr.2020.8-nur
• Pengaruh Waktu Reaksi Terhadap Viskositas Dan Densitas Tetraetil Ortosilikat Dari Silika Abu Sekam Padi The Effect of Reaction Time on Viscosity and Density of Tetraethyl Orthosilicate from Silica Rice Husk Ash

  Dwi Rasy Mujiyanti, Hayatun Nisa, Kholifatu Rosyidah, Dahlena Ariyani, Abdullah Abdullah

  72-78

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  Abstract views 2836 | Download PDF downloads 3654 | DOI https://doi.org/10.30598/ijcr.2020.8-dwi
• Analisis Kualitas Nata De Corn Dari Ekstrak Jagung Kuning Muda Dengan Variasi Lama Fermentasi Quality Analysis of Nata De Corn From Light Yellow Corn Extract With Fermentation Time Variation

  sulistiyana sulistiyana

  79-84

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  Abstract views 1861 | Download PDF downloads 3424 | DOI https://doi.org/10.30598/ijcr.2020.8-sul