South Africa Imports from Swaziland of Anti-knock Preparations, Oxidation Inhibitors, Gum Inhibitors was US$63 during 2019, according to the United Nations COMTRADE database on international trade. South Africa Imports from Swaziland of Anti-knock Preparations, Oxidation Inhibitors, Gum Inhibitors - data, historical chart and statistics - was last updated on May of 2024.