Vol 5, No 2 (2022)

DECEMBER 2022

Table of Contents

Articles

Treatment of Industrial Wastewater and Household Waste Using Electrocoagulation Method with Aluminum Electrode

S. Suyanta, Universitas Negeri Yogyakarta, Indonesia
S. Sunarto, Universitas Negeri Yogyakarta, Indonesia
Susila Kristianingrum, Universitas Negeri Yogyakarta, Indonesia
Regina Tutik Padmaningrum, Universitas Negeri Yogyakarta, Indonesia
Derifasay Salsabilla, Universitas Negeri Yogyakarta, Indonesia
K. Karlinda, Universitas Negeri Yogyakarta, Indonesia
10.21831/ijoce.v5i2.58394
PDF
37-43
THE EFFECT OF CONCENTRATION AND TYPE OF SOAKING MEDIA (WATER, ALCOHOL, SALT, AND VINEGAR) ON DECREASING OXALATE LEVELS (WASHBILITY) IN PORANG

Adhi Setyawan, UPN "VETERAN" YOGYAKARTA, Indonesia
Bambang Sugiarto, UPN "VETERAN" YOGYAKARTA, Indonesia
Octavia Nurmalitasari, UPN "VETERAN" YOGYAKARTA, Indonesia
Endang Sulistyowati, UPN "VETERAN" YOGYAKARTA, Indonesia
10.21831/ijoce.v5i2.53239
PDF
44-50
Synthesis of Vanillyl Acetate Through Fischer Esterification of Acetic Acid and Vanillyl Alcohol Product of Vanillyl Reduction

Chintya Ayu Triwijayanti, Universitas Negeri Yogyakarta, Indonesia
Cornelia Budimarwanti, Universitas Negeri Yogyakarta, Indonesia
10.21831/ijoce.v5i2.54577
PDF
51-57
The Effectiveness of Active Carbon Adsorbent of Cassava Peel (Manihot Esculenta Cranzts) in Reduce Level of Chromium Metal in Tannery Liquid Waste

Susila Kristianingrum, Universitas Negeri Yogyakarta, Indonesia
S. Sulistyani, Universitas Negeri Yogyakarta, Indonesia
Annida Rifka Larastuti, Universitas Negeri Yogyakarta, Indonesia
10.21831/ijoce.v5i2.18813
PDF
58-67
The Formulation and Evaluation of Anti-Aging Tamarind Leaf (Tamarindus Indica L.) Extract Cream

Arini Miftaqul Jannah, Universitas Negeri Yogyakarta, Indonesia
Nurfina Aznam, Universitas Negeri Yogyakarta, Indonesia
10.21831/ijoce.v5i2.58395
PDF
68-78