Published: Apr 29, 2022

Articles

Synthesis and Performance Evaluation of Cellulose-based Slow-release Fertilizer: A Review

10.22487/kovalen.2022.v8.i1.15731
1-16 Dhyna Analyes Trirahayu, Ridwan P. Putra, Achmad Syarif Hidayat, Muhammad Iqbal Perdana, Erwina Safitri
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Read Statistic: 892

Aplikasi Antibakteri Nanopartikel Perak (NPAg) Hasil Biosintesis dengan Ekstrak Air Daun Kemangi

Application of Antibacterial from Silver Nanoparticles (AgNPs) Biosynthesis with Basil Leaf Extract

10.22487/kovalen.2022.v8.i1.15771
17-24 Gusti Ayu Dewi Lestari, Pande Made Desy Ratnasari, James Sibarani
Read Statistic: 659

Pengaruh Metode Hidrolisis Terhadap Karakteristik Kimia Senyawa Kalsium Hasil Ekstraksi dari Cangkang Telur Ayam

The Effect of Hydrolysis Methods on Chemical Characteristics of Extracted Calcium Compounds from Chicken Eggshells

10.22487/kovalen.2022.v8.i1.15803
25-31 Yurikke Julieta Permata Putri Sunarya, Yuni Kustiar, Nancy Siti Djenar, Ayu Ratna Permanasari
Read Statistic: 816

Sintesis Bioplastik Ramah Lingkungan Berbasis Pati Biji Durian dengan Filler Selulosa Sabut Kelapa

Synthesis of Environmentally Friendly Bioplastic Based on Durian Seed Starter with Coconut Cellulose Filler

10.22487/kovalen.2022.v8.i1.15755
32-38 Ria Nurwidiyani, Ghufira, Nesbah, Deni Agus Triawan
Read Statistic: 1203

Analisis Kandungan Merkuri (Hg) pada Badan Air, Sedimen dan Biota yang Terdampak Aktivitas Pertambangan Emas di Kabupaten Parigi Moutong

Analysis of Mercury (Hg) Content in Water Bodies, Sediments, and Biota Affected by Gold Mining Activities in Parigi Moutong District

10.22487/kovalen.2022.v8.i1.15835
39-44 Ernawaty Rasul, Musafira Musafira
Read Statistic: 464

Analisis Parameter Spesifik dan Nonspesifik Simplisia Daun Bawang Merah (Allium cepa L.)

Analysis of Specific and Nonspecific Parameters of Shallot (Allium cepa L.) Leaves Simplicia

10.22487/kovalen.2022.v8.i1.15741
45-52 Neneng Dwi Yana, Burhanudin Gummay, Mauritz Pandapotan Marpaung
Read Statistic: 1631

Verifikasi Metode Pengujian Kadar Nitrit dalam Air Limbah Secara Spektrofotometri UV-Visibel

Verification of a UV-Visible Spectrophotometry Method for Analysis of Nitrite Levels in Wastewater

10.22487/kovalen.2022.v8.i1.15756
53-59 Imas Solihat, Ardina Purnama Tirta, Agung Pratama Ramdani, Achmad Nandang Roziafanto
Read Statistic: 1390

Isolasi dan Pemurnian Protein dari Lembaga Jagung (Corn Germ) Menggunakan Metode Presipitasi dan Dialisis

Protein Isolation and Purification from Corn Germ Using Precipitation and Dialysis Methods

10.22487/kovalen.2022.v8.i1.15790
60-66 Nancy Siti Djenar, Joko Suryadi
Read Statistic: 2369

Pembuatan Konsentrat Protein Ampas Tahu Menggunakan Garam Ammonium Sulfat

Manufacturing of Tofu Pulp Protein Concentrate Using Ammonium Sulphate

10.22487/kovalen.2022.v8.i1.15844
67-73 Nurhaeni, Frischa Sari Kencana, Andi Tenri Ajeng, Khairuddin, Prismawiryanti, Syamsuddin, Dwi Juli Puspitasari , Indriani, Erwin Abdul Rahim
Read Statistic: 869

Viskositas dan Aktivitas Antibakteri Sabun Cair Berbasis VCO dengan Penambahan Ekstrak Etanol Daun Kelor (Moringa oleifera) Terhadap Bakteri Patogen

Viscosity and Antibacterial Activity of VCO-Based Liquid Soap with Addition of Ethanol Extract of Moringa Leaf (Moringa oleifera) Against Pathogenic Bacteria

10.22487/kovalen.2022.v8.i1.15846
74-82 Pasjan Satrimafitrah, Mohamad Afdal, Jusman, Abd. Rahman Razak, Ahmad Ridhay; Nov Irmawati Inda
Read Statistic: 1307

Determination of Mercury (Hg) and Lead (Pb) in Sedimen of Batanghari River in Dharmasraya Regency

10.22487/kovalen.2022.v8.i1.15864
83-91 Mawardi; Rahma Juita; Fadhlurrahman Mawardi; Kori Ariani, Nindia Novari; Irfan Ananda Ismail
Read Statistic: 292

Penggunaan Karbon Aktif dari Tandan Kosong Kelapa Sawit Teraktivasi NaOH pada Penyerapan Ion Pb(II)

Utilization of NaOH-Activated Carbon from Oil Palm Empty Fruit Bunches on Pb(II) Ion Absorption

10.22487/kovalen.2022.v8.i1.15847
92-98 Minda M, Husain Sosidi, Ni Ketut Sumarni, Hardi Ys., Ruslan, Nov Irmawati Inda, Moh. Mirzan
Read Statistic: 601