Arsenic toxicity, health hazards and removal techniques from water: an overview

by Choong, Thomas Shean Yaw, Abdullah, Luqman Chuah, Yunus, Robiah, Koay, Gregory Feng Ling, Idris, Azni
Published 2007

Solvent crystallization of palm based dihydroxystearic acid with isopropyl alcohol: effects of solvent quantity and concentration on particle size distribution, crystal habit and m...

by Koay, Gregory Feng Ling, Chuah, Teong Guan, Zainal Abidin @ Murad, Sumaiya, Ahmad, Salmiah, Choong, Thomas Shean Yaw
Published 2011

Development, characterization and commercial application of palm based dihydroxystearic acid and its derivatives: an overview

by Koay, Gregory Feng Ling, Chuah, Teong Guan, Zainal Abidin@Murad, Sumaiya, Ahmad, Salmiah, Choong, Thomas Shean Yaw
Published 2011

Crystallization of dihydroxystearic acid (DHSA) produced from commercial grade palm oil based crude oleic acid employing isopropyl alcohol as solvent: a preliminary study

by Koay, Gregory Feng Ling, Abdullah, Luqman Chuah, Yunus, Robiah, Choong, Thomas Shean Yaw, Siwayanan, Parthiban, Ahmad, Salmiah
Published 2006

Effect of solvent concentration and cooling modes on morphology, particle size distribution, and yield of dihydroxystearic acid (DHSA) crystals

by Zainal Abidin @ Murad, Sumaiya, Abdullah, Luqman Chuah, Koay, Gregory Feng Ling, Ahmad, Salmiah, Choong, Thomas Shean Yaw
Published 2010

Habit and morphology study on the palm-based 9,10-dihydroxystearic acid (DHSA) crystals

by Koay, Gregory Feng Ling, Chuah, Teong Guan, Zainal Abidin @ Murad, Sumaiya, Ahmad, Salmiah, Choong, Thomas Shean Yaw
Published 2009