Monosodium Glutamate (aka MSG), which is commonly sold by the brand name aji-no-moto across the world, and lactic acid are used as food preservatives and flavor enhancers. These are produced through fermentation process. The fermentation process leaves behind unwanted colour and organic impurities.

SpaceBlack Adsorbents supplies high purity grades of powder activated carbon derived from wood charcoal and coal as well as granular activated carbon derived from coal and coconut shell charcoal that can be used for decolourization and removal of organic contaminants.