Vol 19, No 3 (2022)

DOI: https://doi.org/10.31315/e.v19i3

Table of Contents

Effect of Alum Dose in the Coagulation Process for Decreasing the Pollutant in the Palm Oil Mill Effluent: Experimental and Kinetic Analysis
Iqbal Syaichurrozi, Jayanudin Jayanudin, Listiyani Nurwindya Sari, Anellysha Putri Apriantika
PDF
91-96
Verification of the Walkley Black Method Test for Determination of Organic Carbon Elements in Palm Oil Empty Fruit Bunch Waste Fertilizer
Wakhid Khoirul Umar, Fandika Agustiyar, Aulia Rahma
PDF (Bahasa Indonesia)
97-103
The Effect of Contact Time Variation and Dosage of NaOH-Activated Fly ash on Adsorption of Methylene Blue
Brilian Gema Morentera, Sri Wahyuningsih, Dyan Hatining Ayu Sudarni
PDF (Bahasa Indonesia)
104-109
Effect of Tandem Flocculation Agent System on Lime Mud NPE (Non Process Element)
Ahmad Wahyu Shaputra, Rachmawati Apriani
PDF (Bahasa Indonesia)
110-116
Improving Stability of Anthocyanin Extracted from Ipomoea batatas by Co-pigmentation
Rachma Tia Evitasari, Gita Indah Budiarti
PDF (Bahasa Indonesia)
117-122
Utilization of Papaya Seed Powder as a Bioadsorben to Reduce Total Iron (Fe) in Wastewater
Munira Munira, Andi Aladin, Perwitasari Perwitasari, Nur Aulia Hamza, St Umrah Tulzhaliza
PDF (Bahasa Indonesia)
123-128
Adsorption Equilibrium of Methylene Blue By Activated Carbon From Post-Anthesis Male Flower Palm Oil Waste
Yuli Ristianingsih, Indriana Lestari, Alit Istiani
PDF (Bahasa Indonesia)
129-133
Potency of Alluvial Mineral of Luk Ulo River with XRD and AAS in Kebakalan Village Kebumen
Edy Nursanto, Afroza Pratiwi, Eddy Winarno, Bambang Sugiarto, Riria Zendy Mirahati
PDF (Bahasa Indonesia)
134-139
Mass Transfer Coefficient of Extraction of Anthocyanin from Mangosteen Peel (Garcinia mangostana L.) with Ethanol-HCl as Solvent
Zubaidi Achmad, Faizah Hadi, Siti Diyar Kholisoh
PDF
140-147
Physical Property Analysis of Biodegradable Film Made from Garut Starch, Glycerol, and Citric Acid
Alit Istiani, Yusmardhany Yusuf, Fauzan Irfandy, Mitha Puspitasari
PDF (Bahasa Indonesia)
148-152
Leaching SiO₂ On Coal Fly Ash As Ammonium Adsorbent In Tofu Liquid Waste Using Hydrothermal Method
Danang Jaya, Anisa Anisa, Dian Prasetyani Basuki, Tunjung Wahyu Widayati
PDF
153-159
Fly Ash – Alginate Composites Beads for Rhodamine B Removal
Heni Anggorowati, Perwitasari Perwitasari, Indriana Lestari
PDF (Bahasa Indonesia)
160-164