Published: Dec 30, 2021

Articles

Analisis Metabolit Sekunder dan Aktivitas Ekstrak Etanol Kulit Buah Salak (Salacca zalacca (Gaertn.) Voss) Terhadap Kadar Glukosa dan Ureum Kreatinin Tikus Putih Jantan (Rattus norvegicus)

Analysis of Secondary Metabolites and Activity of Ethanol Extract of Snake Fruit Peel (Salacca zalacca (Gaertn.) Voss) on Glucose and Ureum Creatinine Levels of Male White Rats (Rattus norvegicus)

10.22487/kovalen.2021.v7.i3.15567
161-168 Tien Wahyu Handayani, Agustinus Widodo, Risna Yanti, Erdy Prasetyo, Zulfaidah, Joni Tandi
Read Statistic: 631

Analisis Termodinamika dan Kinetika Nanopartikel Karbon (C-Dot) dari Buah Durian Sebagai Inhibitor Korosi Tembaga

Thermodynamics and Kinetics Analysis of Carbon-Dots from Durian as Copper Corrosion Inhibitor

10.22487/kovalen.2021.v7.i3.15608
169-177 Faradisa Anindita, Noviyan Darmawan, Zainal Alim Mas'ud
Read Statistic: 967

Kajian Kadar Akrilamida dalam Kopi Arabika dengan Variasi Suhu Penyangraian

Study of Acrylamide Levels in Arabica Coffee with Variations in Roasting Temperature

10.22487/kovalen.2021.v7.i3.15668
178-185 Gatut Ari Wardani, Lilis Tuslinah, Eva Saefatuzzahro, Indra
Read Statistic: 380

Limbah Sabut Kelapa Muda (Cocos nucifera L.) sebagai Sumber Pewarna Kain

Young Coconut Coir (Cocos nucifera L.) Waste as a Source of Cloth Dye

10.22487/kovalen.2021.v7.i3.15642
186-193 Ni Ketut Sumarni, Umma Fahriah Soleh, Nurhaeni, Prismawiryanti
Read Statistic: 431

The Effect of Concentration of Citric Acid Solution on Extraction of Pectin from Watermelon Albedo

10.22487/kovalen.2021.v7.i3.15609
194-201 Tifa Paramitha, Tika Paramitha
Read Statistic: 461

Analisis Fitokimia Air Rebusan Daun Mantalalu (Euphorbia hirta L) Asal Kota Palu Provinsi Sulawesi Tengah

Phytochemical Analysis of Mantalalu Leaves Boiled Water from Palu City Central Sulawesi

10.22487/kovalen.2021.v7.i3.15651
202-207 Asniati, Muthmainnah
Read Statistic: 373

Pengaruh Waktu Hidrotermal terhadap Karakteristik Zeolite Socony Mobile-5 (ZSM-5) Tanpa Template Menggunakan Reaktor Autoclave

The Effect of Hydrotermal Time in Characteristics of Zeolite Socony Mobile-5 (ZSM-5) Without Template Using Autoclave Reactor

10.22487/kovalen.2021.v7.i3.15598
208-213 Mukhtar Ghozali, Gamaliel Tanaka, Muhammad Misbahussalam, Tifa Paramitha
Read Statistic: 290

Hidrolisis Protein Teripang Hitam (Holothuria edulis) Menggunakan Bromelin Kasar dari Batang Nanas (Ananas comocus L)

Protein Hydrolysis of Black Sea Cucumber (Holothuria edulis) Using Crude Bromelain from Pineapple Stem (Ananas comocus L)

10.22487/kovalen.2021.v7.i3.15689
214-219 Fakhrija Sahraini, Abd. Rahman Razak, Syaiful Bahri, Hardi Ys.
Read Statistic: 931

Pembuatan Konsentrat Protein Ampas Kelapa (Cocos nucifera L.) Bebas Lemak pada Berbagai Konsentrasi NaOH

Production of Fat-Free Coconut Pulp (Cocos nucifera L.) Protein Concentrates at Various NaOH Concentrations

10.22487/kovalen.2021.v7.i3.14235
220-226 Ulayya Kasio, Syaiful Bahri, Husain Sosidi, Khairuddin, Ni Ketut Sumarni, Ahmad Ridhay
Read Statistic: 693

Skrining Fitokimia dan Uji Aktivitas Antibakteri Fraksi Etil Asetat dan n-Heksana dari Daun Mangga Kasturi (Mangifera casturi Kosterm.)

Antibacterial Activity Test of Ethyl Acetate and n-Hexane Fraction from Kasturi Mango Leaves (Mangifera casturi Kosterm.)

10.22487/kovalen.2021.v7.i3.15599
227-233 Dwi Lestari, Desy Fitriani, Serli Anngraeni
Read Statistic: 734