Immobilization of Potassium-Based Heterogeneous Catalyst over Alumina Beads and Powder Support in the Transesterification of Waste Cooking Oil

by Muhammad Amirrul Hakim Lokman NolHakim, Norshahidatul Akmar Mohd Shohaimi, Wan Nur Aini Wan Mokhtar, Mohd Lokman Ibrahim, Rose Fadzilah Abdullah
Published 2021-08-01

Enhancing the Decolorization of Methylene Blue Using a Low-Cost Super-Absorbent Aided by Response Surface Methodology

by Nor Hakimin Abdullah, Mazlan Mohamed, Norshahidatul Akmar Mohd Shohaimi, Azwan Mat Lazim, Ahmad Zamani Abdul Halim, Nurasmat Mohd Shukri, Mohammad Khairul Azhar Abdul Razab
Published 2021-07-01